Anish Moonka Profile picture
Follow me for Curiositymaxxing 🌱 Daily rabbit holes across science, history, psychology, culture & AI. Storyteller & Builder @FromtheArena1 @10MinuteGita
May 18 4 tweets 6 min read
Many of them didn't. Your great-great-grandmother was probably drinking opium for her nerves, sold at the corner shop as cheap as a pint of beer. It was called laudanum, a mix of opium and alcohol that doctors handed out for anxiety, sleeplessness, and "women's troubles." Mothers fed it to crying babies. The babies often stopped crying because they stopped breathing.

The men drank. By 1830 the average American was putting away almost two bottles of liquor a week. Whiskey cost less than coffee or milk. People started their day with a shot and ended it with another. Toddlers drank from their parents' rum mugs.

ADHD has a long paper trail. A Scottish doctor described kids who couldn't focus in 1798. By 1846 there was a popular German children's book about a boy called Fidgety Philipp who couldn't sit still. In 1902, a London children's doctor named George Still wrote a famous paper on the same kids and called it a "defect of moral control." Same kid, three different centuries.

Depression and anxiety had old names too. Melancholia, hysteria, the vapors. Treatments included bloodletting, ice baths, and chaining people to a wall. By 1937, American mental hospitals held 451,672 patients and took up more than half of every hospital bed in the country. Inside the walls, about 1 in 10 patients died each year.

Then came the lobotomy. Between 1949 and 1952, around 50,000 Americans were strapped to a chair while a doctor hammered an ice pick through the thin bone above their eye and wiggled it around inside their brain. It took about ten minutes. Sixty percent of the patients were women. About 1 in 20 died from the procedure. Many of the ones who lived came out with no personality left. The man who invented the procedure won a Nobel Prize.

Britain's male suicide rate hit 30.3 per 100,000 in 1905. The lowest rates ever recorded in British history are happening right now.

Plenty of our ancestors didn't make it. They drank themselves dead. They overdosed on shop-bought opium. They got locked in asylums and never came out. They had picks driven through their eye sockets. They killed themselves in numbers we don't see today. The conditions were always there. The treatments just used to be worse than the disease. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Victorian laudanum pricing and use
historic-uk.com/HistoryUK/Hist…

1830 US alcohol consumption per capita
pastemagazine.com/drink/alcohol-…

ADHD historical timeline (Crichton 1798, Still 1902)
en.wikipedia.org/wiki/History_o…

Lobotomy statistics and 1937 asylum population
en.wikipedia.org/wiki/Lobotomy

UK suicide rates 1861-2007 historical trends
pubmed.ncbi.nlm.nih.gov/20519333/
May 17 5 tweets 9 min read
A Belgian psychiatrist watched 400 movies over 3 years to find the most realistic psychopath ever put on screen. Out of 126 fictional killers he studied, the most clinically accurate was Bardem's Anton Chigurh in No Country for Old Men.

Samuel Leistedt is a forensic psychiatrist who's interviewed convicted murderers his entire career. Asked who Chigurh reminded him of, he named two professional hitmen from his own practice. His words: "Cold, smart. No guilt, no anxiety, no depression."

The paper came out in the Journal of Forensic Sciences in 2014. Leistedt and a colleague diagnosed every famous film psychopath against clinical criteria. Take Hannibal Lecter, with his eerie speeches and dinner-party manners, way too theatrical for any actual psychopath. Patrick Bateman from American Psycho was pure fantasy. Norman Bates from Psycho had a completely different mental illness. Movie killers usually shout. Real ones are quiet.

Bardem almost said no to the role. He told the Coen brothers: "Listen, I'm the wrong actor. I don't drive, I speak bad English, and I hate violence." The Coens replied: "Maybe that's why we called you."

Then they stripped his dialogue. In Cormac McCarthy's novel, Chigurh talks a lot about fate and free will. In the film, he barely speaks. The Coens wanted him to feel like he came from another planet, modeled on the alien arrival in The Man Who Fell to Earth, the 1976 David Bowie movie.

His weapon is a captive bolt pistol. Farmers use it to stun cattle before slaughter, one quiet thud and the cow drops. McCarthy gave him that gun for a reason. Chigurh sees the humans around him as livestock.

Then the haircut, what finally convinced Bardem to take the role. Tommy Lee Jones, who plays the sheriff, brought a book to set. Inside was a photo from the 50s or 60s of some guy in a Mexican border-town brothel with a strange bowl cut. The Coens showed it to their stylist Paul LeBlanc and said: make Javier look like that. Strange and unsettling. LeBlanc mixed medieval English warrior cuts with the Beatles-era mop top.

Bardem hated wearing it. He fell into a depression over it. Fellow actors said he could barely leave his hotel. But every morning he told LeBlanc the hair was working. Every morning it pushed him deeper into the character.

The coin toss scene with the gas station owner, the one everyone remembers, was shot in just a couple of takes. Bardem was thrown by how fast it went. "I was like, what? Really? After months of preparing this is it?"

He swept that year: Oscar, BAFTA, Golden Globe, Screen Actors Guild, Critics' Choice. First Spanish actor to win an Academy Award.

Out of nearly a century of cinema and 126 fictional killers studied by practicing psychiatrists, the most accurate portrayal of a psychopath came from a Spanish actor who couldn't drive, hated violence, and was so depressed about his haircut he could barely leave the house. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Leistedt & Linkowski 2014 study on psychopathy in cinema, published in Journal of Forensic Sciences (primary source): onlinelibrary.wiley.com/doi/10.1111/15…

Science News breakdown of the Leistedt study, including the “cold, smart, no guilt, no anxiety, no depression” hitmen quote: sciencenews.org/blog/gory-deta…

Far Out Magazine on Anton Chigurh being voted the most realistic psychopath, with Leistedt’s direct quotes on the character: faroutmagazine.co.uk/anton-chigurh-…

SlashFilm on Bardem’s Vanity Fair interview about the haircut, his depression over it, and the photo origin story: slashfilm.com/963589/javier-…

SlashFilm on the Coens stripping Chigurh’s dialogue and the “from Mars” / Man Who Fell to Earth casting logic: slashfilm.com/1148606/preser…
May 16 5 tweets 7 min read
Researchers at the University of Bergen ran a study comparing 213 Sudanese men. Half brushed their teeth with a chewed tree root. Half used a regular plastic toothbrush. The tree root group came out with healthier gums and less plaque.

That stick is called a miswak. The WHO has been quietly recommending it since 1986. In 2011, scientists at Sweden’s Karolinska Institute finally cracked the chemistry.

The active ingredient is benzyl isothiocyanate, a natural plant defense compound from the same family of sulfur molecules that give cabbage and mustard their sharp bite. The compound punches through the outer wall of bacteria that cause gum disease. From there, it dismantles the chemistry that keeps the bacteria alive. The Karolinska team isolated it by running root extracts through a chemical analyzer that identifies individual molecules.

The stick comes from the Salvadora persica tree, which grows in dry parts of Africa, the Middle East, and India. Inside the wood you also find natural fluoride, a gentle abrasive called silica that polishes off plaque, sulfur compounds, and tannins that tighten gum tissue. A separate team at Sweden’s University of Gothenburg ran another trial. They soaked the sticks in a fluoride solution. The fluoride left in the test group’s saliva came out higher than what people got from regular fluoride toothpaste.

A more recent systematic review pulled together a stack of randomized trials. Miswak on its own controlled plaque about as well as a regular toothbrush. Used alongside the toothbrush, it actually beat brushing alone on both plaque and gum inflammation scores. The Princess Nourah University trial from 2024 complicates that. Over two weeks, the miswak group’s plaque held steady while the toothbrush group’s dropped further. And gums in the miswak group got noticeably worse for people who sawed at their teeth too hard. Aggressive horizontal scrubbing tears at the soft tissue along the gum line.

One stick costs under 10 cents in the regions where the tree grows, and a single twig lasts for weeks. In sub-Saharan Africa, herbal toothpastes built around miswak and neem (another bitter chewing-stick tree) made up over a quarter of toothpaste sales in 2023.

The honest caveat is that Western dental literature treats the miswak as an add-on rather than a replacement, mostly because reaching the back molars with a stick is awkward. Used correctly, with soft perpendicular brushing along the gum line and no aggressive sawing, it does what a toothbrush does and adds a low-grade antibiotic on top. For most of human dental history, this is what cleaning your teeth looked like. Thanks for going down this rabbit hole ❤️

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Sources:

Sofrata et al. 2011, Karolinska Institute isolating BITC: journals.plos.org/plosone/articl…

Darout, Albandar, Skaug 2000, University of Bergen study of 213 Sudanese men: pubmed.ncbi.nlm.nih.gov/10809396/

Princess Nourah University 2024 RCT (60 participants, two weeks): pmc.ncbi.nlm.nih.gov/articles/PMC11…

Vejendla 2025 systematic review of randomized miswak trials, Scientifica: onlinelibrary.wiley.com/doi/10.1155/sc…

University of Gothenburg fluoridated miswak vs fluoride toothpaste: pubmed.ncbi.nlm.nih.gov/28349908/
May 15 4 tweets 5 min read
The musty wet-rag smell on damp clothes is bacteria. A bug called Moraxella osloensis lives on your skin, gets onto fabric every time you wash, and once that fabric stays damp past 4 hours, it starts doubling. What you're smelling is the acid it leaves behind as waste.

Japanese researchers at Moriyama University figured this out in 2012. They counted 10 times more of this bug on smelly towels than on clean ones. It survives any wash below 60°C, or 140°F. Most people wash much cooler.

The fungi behind athlete's foot, ringworm, and jock itch also live on damp clothes. A 2010 paper from the Hohenstein Institutes in Germany found that about 10% of the infectious material jumps from a contaminated piece of clothing to a clean one just by sitting in the same laundry basket. And wet fabric passes 200 times more bacteria to your skin than dry fabric.

Then there's the air. One wet load of laundry releases about 2 litres of water, around half a gallon, into the room. The UK's Centre for Sustainable Energy ran the numbers: drying one load in a small bedroom, around 10 by 10 feet, pushes humidity to roughly 96%. A tropical rainforest sits between 77 and 88%. Mould starts growing at 60%.

The fungus that loves these conditions is Aspergillus fumigatus. Professor David Denning at the National Aspergillosis Centre in Manchester has treated patients who developed a chronic lung infection from inhaling spores that grew in bedrooms where wet laundry was drying on the radiator. His team estimates 87% of UK homes dry their clothes indoors during winter.

So a shirt that didn't quite dry has live bacteria still multiplying on it. The air around it is wetter than a rainforest. And the fungi growing in that air are the same ones hospitals treat for invasive lung infections.

Your washing machine cleans the dirt. Your dryer kills the bugs. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Moraxella osloensis as primary cause of laundry malodor — Kubota et al., Applied and Environmental Microbiology, 2012 journals.asm.org/doi/full/10.11…

Dermatophyte transfer between fabrics in laundry baskets — Hammer, Mucha & Hoefer, Mycopathologia, Hohenstein Institutes, 2010 link.springer.com/article/10.100…

Indoor laundry drying and humidity load — Daisy Winter, Centre for Sustainable Energy, via BBC Gardeners World gardenersworld.com/news/the-truth…

Aspergillus fumigatus from indoor wet laundry — Prof David Denning, National Aspergillosis Centre, University of Manchester manchester.ac.uk/about/news/why…

Bacterial transfer rates from wet vs dry fabric to skin — Mackintosh & Hoffman review summarised in European Tissue infection-risk report europeantissue.com/wp-content/upl…
May 13 7 tweets 13 min read
In the 1970s, David Premack wondered if a chimpanzee could be taught to ask a question. He taught Sarah 130 plastic word-tokens. She answered his questions easily. After years of work, she had never asked one of her own. Sixty years later, no signing ape has.

A four-year-old human asks about 25 questions an hour. Paul Harris at Harvard counted them: kids ask their parents around 40,000 questions between ages two and five.

Premack even worked out a method for teaching an ape to ask. Hide a snack the chimp expects. Wait for her to sign "where is it." He never bothered running it on Sarah. She spent her sessions answering his questions, never asking her own. A normal kid, he pointed out, asks "what that? who making noise? when Daddy come home?" on a loop.

Washoe the chimpanzee, the first one taught American Sign Language, knew 250 signs. She could request food. She could sign her name. She once saw a swan and called it "water bird," a sharp invention for an animal she had no sign for. She never asked what the swan was, or where it came from, or anything else.

Koko the gorilla knew about 1,000 signs. Kanzi the bonobo understands more than 3,000 spoken English words. Nim Chimpsky, Herbert Terrace's chimp at Columbia (named to mock the linguist Noam Chomsky), strung 125 signs into more than 20,000 combinations. His longest stretch was "give orange me give eat orange me eat orange give me eat orange give me you." He never asked a thing.

Joseph Jordania, a researcher in Melbourne, thinks this is the line between us and them. To ask a question, you first have to know that the person across from you knows something you don't. Apes do not seem to get to that step, even after a lifetime of being talked at by humans.

Human kids cross that line around their fourth birthday. Apes never do. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Snopes fact-check snopes.com/articles/46784…

Wikipedia Great ape language en.wikipedia.org/wiki/Great_ape…

GreaterGood on the Premack methodology and quote greatergood.com/blogs/news/ape…

Earthly Mission on Jordania’s theory earthlymission.com/apes-dont-ask-…

A More Beautiful Question on Paul Harris’s research amorebeautifulquestion.com/why-do-kids-as…
May 12 7 tweets 13 min read
A 19-year-old in France went into a coma for 3 weeks. To her, it lasted 7 years. She gave birth to triplets, named them, and lost one shortly after birth. She woke up and asked the nurses where her children were.

Doctors see this often in intensive care. They call it ICU delirium, and it hits about 37% of patients there. For people on a breathing machine for weeks, the rate climbs to nearly 9 in 10.

The drugs that keep ICU patients unconscious push down the deepest sleep stages, where the brain normally files away the day. When the drugs ease off, all that suppressed dreaming floods back at once. Meanwhile, the brain stops double-checking reality. So the brain just builds, stacking vivid detail on vivid detail. Half an hour of dream time can feel like a whole year of life.

The grief follows her out of the coma. The brain regions that handle emotional pain are the same ones that hurt when you lose someone in waking life. Memories don’t come with a “this was real” tag. So the love a mother feels for children who never existed lives in the same place as the love for kids who did. Grief counselors handle these losses the way they would the death of an actual child, because to the brain, they are the same.

A novelist named Caroline Leavitt wrote about her own coma for Psychology Today in 2021. She said waking up felt like being “pulled violently” from one world to another. Drug-induced comas like hers leave the brain active enough to dream. In trauma comas, the brain mostly goes dark.

In Rick and Morty there’s an arcade game called Roy where you live a whole life in an afternoon. The brain runs the same game on its own. All it needs is a breathing machine and 3 weeks. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

ScienceDirect overview of ICU psychosis / delirium and prevalence range across 26 studies
sciencedirect.com/topics/neurosc…

StatPearls ICU Delirium chapter (DSM-5 criteria, prevalence, mechanisms)
ncbi.nlm.nih.gov/books/NBK55928…

Frontiers Aging Neuroscience 2024 on benzodiazepine REM suppression and delirium
frontiersin.org/journals/aging…

Daily Mail interview with Clélia Verdier on the 21-day coma and 7-year dream
msn.com/en-za/news/oth…

Scientific American interview with Mary-Frances O’Connor on the grieving brain and prediction mismatch
scientificamerican.com/article/how-th…
May 12 7 tweets 13 min read
Right before you fall asleep, your hands and feet get warmer. That warming is the real trigger that switches your brain into sleep mode. A 1999 Nature paper tested it against melatonin, core body temperature, heart rate, and how sleepy people felt. The hand and foot warming won.

The drawing in the tweet works on this exact trigger. The pose has a name in Japan: Mōkan Undō, or "capillary exercise." Katsuzō Nishi designed it in 1927. He was the chief technical engineer on the Tokyo subway, Japan's first. It became one of six daily exercises in his system, still done in Japan today.

You lie on your back, point your arms and legs straight up, and shake them for thirty seconds. While the limbs are up, gravity drains the blood from them. When you lower them, the blood floods back into your hands and feet, warming them in seconds. Your brain reads that warming as a green light to sleep.

The shaking activates a separate reflex, the kind most mammals use after a scare. Dogs and rabbits shake themselves off after a fright for the same reason. Dr. David Berceli, a trauma therapist, built a whole method around it, with certified instructors now in 40 countries. The shaking flips your nervous system out of "I'm wired" mode and into "I'm safe to sleep" mode.

Nishi got the biology wrong. He believed capillaries, the tiny blood vessels at the ends of your veins, did the pumping. William Harvey, an English doctor, had shown the heart did the work, three centuries earlier, in 1628. The exercise still works, for entirely different reasons than Nishi thought. The drained limbs come back warm. The body reads that as a sleep cue, and the shaking calms the nervous system on top of it.

A drawing on X with millions of views just rediscovered a 100-year-old Japanese sleep exercise. A subway engineer designed it first, decades before sleep scientists figured out why it would work. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Kräuchi 1999 Nature — “Warm feet promote the rapid onset of sleep”
nature.com/articles/43366

Raymann 2005 Am J Physiol — “Cutaneous warming promotes sleep onset” (causal follow-up to Kräuchi 1999)
journals.physiology.org/doi/full/10.11…

Nishi Shiki — Wikipedia entry covering the six exercises including mōkan undō
en.wikipedia.org/wiki/Nishi_Shi…

Katsuzō Nishi — biography with Tokyo subway role
en.wikipedia.org/wiki/Katsuz%C5…

TRE Global — Dr. David Berceli’s Tension and Trauma Releasing Exercises
treglobal.org
May 10 7 tweets 16 min read
For 38 years, the US paid farmers NOT to grow too much corn. In 1971, one guy killed that rule. Within 13 years your Coke had corn syrup instead of sugar, food was the cheapest it had ever been, and Americans were getting heavier every year.

Since the Great Depression, US farm policy ran on simple supply and demand. If everyone planted everything, prices would crash and farmers would go broke. So the government paid farmers to leave a chunk of their land empty, and held big stockpiles of grain like an emergency fund.

Then Nixon picked Earl Butz to run the Department of Agriculture. Butz was a farm-economy professor from Indiana who also sat on the boards of giant food companies. He told farmers to "get big or get out" and to plant every inch of land they owned. In 1972, when the Soviet Union had a bad harvest and came shopping, Butz quietly sold them 30 million tons of grain in one deal. The US emergency stockpile was gone overnight. By 1976 he had killed the entire 38-year-old system.

By the late 1970s, the country was drowning in corn, and Washington kept guaranteeing the prices anyway. Corn became the cheapest ingredient in the American grocery store. The government still hands corn farmers about 3.2 billion dollars a year, more than any other crop.

That cheap corn went two places. The first was your soda. Scientists had recently figured out how to turn corn starch into a syrup that tasted almost like sugar. With corn this cheap, that syrup (high-fructose corn syrup, or HFCS) was way cheaper than cane sugar. Coca-Cola started swapping it in by 1980. By 1984, Coke and Pepsi had ditched cane sugar entirely in the US. The average American went from eating zero corn syrup in 1970 to almost 38 pounds of it a year by 1999.

The second place was everything else. That same cheap corn fed the cows, pigs, and chickens packed into industrial farms. It also became the base ingredient or sweetener in most processed food on the shelf. Americans went from spending 17 percent of their take-home pay on food in 1960 to under 10 percent by 2000, one of the lowest rates in the world. Daily calories per person climbed from about 2,054 in 1970 to over 2,500 by 2010. The extra 500 came mostly from added fats, refined grains, and corn syrup. When Butz took office in 1971, about 15 percent of American adults were obese; today the CDC says it's 40.3 percent. Severely obese, defined as way past overweight, used to be under 1 percent. Now it's nearly 1 in 10.

Butz's policy did exactly what it promised. Productivity, exports, and grocery prices all moved the way he said they would, year after year for three decades. The right photo is just what happens to the average American body after fifty years of policy designed to make calories as cheap as possible. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

CDC Data Brief No. 508 — Adult obesity 40.3% (Aug 2021-Aug 2023) and severe obesity 9.7%
cdc.gov/nchs/products/…

USDA ERS — Food share of disposable income, 1960 (17%) to 2000 (9.9%)
ers.usda.gov/amber-waves/20…

Grist — Earl Butz, the 1972 Soviet grain deal, and the dismantling of New Deal supply management
grist.org/article/the-bu…

USDA ERS Amber Waves — Daily calorie increase 1970 to 2003 (2,234 to 2,757) and where the extra calories came from
ers.usda.gov/amber-waves/20…

Wikipedia HFCS — Per-capita HFCS consumption peaked at 37.5 lb in 1999, near zero in 1970
en.wikipedia.org/wiki/High-fruc…
May 9 7 tweets 13 min read
The research behind this is wild. Your kitchen sponge has the same density of bacteria as human stool. German scientists found 54 billion bacterial cells per cubic centimeter inside used sponges in 2017. Yours is sitting right next to your sink.

Sponges are the perfect home for bacteria. They are wet, warm, full of food bits, and never fully dry between washes. Across all 14 sponges, the team found 362 different types of bacteria. The most common species include strains that can make people sick.

In 2011, the public health group NSF International swabbed 30 things in 22 American homes. The dirtiest object in the entire house was the kitchen sponge. It was dirtier than the toilet seat. 75% of the sponges tested positive for the kind of bacteria that includes Salmonella and E. coli.

Microwaving does not clean the sponge. The 2017 study found microwaved sponges had higher amounts of the smelliest, most harmful bacteria. Heat kills the weak strains. The strong ones survive and refill the sponge with no competition for space.

A 2021 Norwegian study compared kitchen sponges to dish brushes. In brushes, Salmonella was wiped out within three days because the bristles dry out between uses. In sponges, bacteria climbed to about a billion cells per sponge. The lead researcher told CNN that one kitchen sponge can hold more bacteria than there are people on Earth.

Three things actually work. Switch to a dish brush, because brushes dry fully between uses while sponges stay wet for hours. Replace your sponge every one to two weeks. Never leave it sitting wet in the sink. Norway and Denmark already do this by default, but most other countries don't.

The detergent is fine. Your sponge is the problem. Thanks for going down this rabbit hole ❤️

Follow @anishmoonka for daily stories across science, history, psychology, culture & AI.

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Sources:

Cardinale et al. 2017, Scientific Reports, full paper nature.com/articles/s4159…

Jacksch et al. 2020 metagenomic follow-up on microwaved sponges ncbi.nlm.nih.gov/pmc/articles/P…

NSF International 2011 Household Germ Study executive summary d2evkimvhatqav.cloudfront.net/documents/2011…

Møretrø et al. 2021 sponges vs brushes study sciencedirect.com/science/articl…

CNN coverage with Møretrø "more bacteria than people on Earth" quote cnn.com/2022/06/07/hea…
May 8 5 tweets 8 min read
A standard Rolex has about 200 moving parts. The Patek Philippe on Jay-Z's wrist at the Met Gala has 1,580. Patek spent 8 years designing it. Then over 100,000 hours building the first one. About 11 straight years of someone working 24 hours a day, no breaks.

It's called the Grandmaster Chime, the most complicated wristwatch Patek has ever made. The inner mechanism alone has 1,366 parts. It fits in a circle smaller than an Oreo cookie. The outer case adds another 214 parts, and the case alone took four years to design.

In watchmaking, a "complication" is just any function beyond telling you the time. Most watches in the "grand complication" category have 5 to 7. This one has 20. When it launched, no wristwatch in history had combined that many. It tracks the phase of the moon, accurate to one day's drift over 122 years. It also has five different ways to chime: one that automatically rings the hours and quarters, one that rings only the quarters, one you press a button to hear the current time, one that rings whatever alarm time you set, and one that chimes today's date on demand. The last two had never existed in any watch before. Both were invented by Patek's own president, Thierry Stern, a trained watchmaker himself.

The chiming makes this watch nearly impossible to copy. Inside each one are tiny coiled steel wires called gongs. A single watchmaker shapes and tunes each gong by hand, testing every note with their own ears. Just putting one chime mechanism together takes 200 to 300 hours. Then the watch goes into a soundproof chamber where the chime gets recorded and compared against decades of past Patek chimes. Only then is it brought to Thierry Stern. He listens. If he doesn't like the sound, the watch goes back. Sometimes more than once. A rejected watch can take 500 hours of rebuilding before he approves it.

This watch holds four power springs in total. One is dedicated to the chimes alone, separate from the spring driving the time. Inside the mechanism is a ball bearing 7.2mm wide. It holds seven steel balls, each 0.3mm across, smaller than grains of fine sand. They handle 1,700 gram-millimetres of twisting force from the chime springs without slipping. The case has 11 holes drilled through it for buttons and pushers, and somehow none of them ruin the chamber that lets the chimes ring out clearly. The case itself flips around to show either of its two different dials.

Fewer than five workshops on the planet can build something at this level. Patek Philippe is the one all the others measure themselves against.

Jay-Z's version lists at $6.5 million. The unique steel version sold for $31 million at Christie's in 2019. It still holds the record for the most expensive watch ever sold at auction. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Patek Philippe official Grandmaster Chime 6300 page (specs, complications, parts) — patek.com/en/collection/…

Patek Philippe official savoir-faire page (CEO approval process and anechoic chamber acoustic analysis) — patek.com/en/company/sav…

Time and Watches on the $31M Only Watch 2019 auction record — timeandwatches.com/2019/11/patek-…

Worldtempus engineering deep-dive on the 5175 development (7-8 year build, 60,000 movement hours, 1700 gmm ball bearing) — en.worldtempus.com/article/watche…

Tatler Asia confirms Jay-Z's specific ref. 6300 at Met Gala 2026 — tatlerasia.com/style/watches/…
May 6 7 tweets 12 min read
A 17-year-old in Iowa boiled beets in her chemistry class and turned them into stitches that change color when your wound gets infected. Her name is Dasia Taylor. It started as a science fair project.

She wanted a low-tech version of the "smart stitches" Tufts researchers built in 2016. Those used thread wired up with sensors and a tiny chip that pinged your phone if something went wrong. Cool, but useless without a phone or a hospital that can afford it.

Her version doesn't need any of that. Healthy skin is slightly acidic, like lemon juice but much milder. When bacteria grow in a wound, the chemistry flips and turns more like soap or baking soda.

Beet juice has a quirk. The same red pigment that stains your fingers when you cook it shifts color based on what it touches. Bright red on healthy skin. Dark purple on infected skin. The switch lines up with infection almost exactly.

She tested ten threads before finding a cotton-polyester blend that soaked up the dye and changed color within five minutes. That was the prototype.

Around 1 in 40 American surgeries end in an infection at the cut, costing hospitals more than $3 billion a year. In poorer countries the rate is closer to 1 in 9. In parts of Africa it's 1 in 6. In some Ethiopian hospitals, up to a quarter of surgery patients leave with an infection.

The whole game is catching it early. Spot it in time and antibiotics handle it. Miss the window and the patient is back on the operating table.

Dasia filed a patent in 2021 and started a medical device company called VariegateHealth in 2022. The stitches haven't been tested on real patients yet. New medical device patents can take a decade. She's also looking into a side benefit: the beet pigment kills bugs like E. coli and Klebsiella in lab tests.

Smart stitches need a phone to read them. Hers just need eyes. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Smithsonian Magazine on Dasia's invention: smithsonianmag.com/innovation/hig…

NIH PMC review on SSI rates in low and middle-income countries: ncbi.nlm.nih.gov/pmc/articles/P…

PBS NewsHour profile with US SSI cost figure: pbs.org/newshour/show/…

Tufts University announcement of the 2016 smart sutures: now.tufts.edu/2016/07/18/res…

NIH PMC paper on antimicrobial activity of betalains: pmc.ncbi.nlm.nih.gov/articles/PMC98…
May 6 7 tweets 14 min read
A kid drew himself sleeping in bed between mom and dad and labeled it 'safe.'

In Japan, this exact sleeping arrangement has a name. They call it 'the river.' Mother is one bank. Father is the other. The child between them is the water. Roughly 70% of Japanese mothers sleep this way with their kids, sometimes through the teenage years. The Western model of putting a kid alone in their own bedroom is barely 200 years old. For most of human history, in most cultures still alive today, kids slept beside their parents.

James McKenna runs the Mother-Baby Behavioral Sleep Lab at Notre Dame. He spent decades watching what happens when parents and kids share a bed. The bodies sync up. Heart rates align with the parent's, breathing falls into the same rhythm, and by morning even sleep stages have started matching. The parent's body, in McKenna's words, acts as a kind of biological jumper cable for the child's.

In 2013, researchers in the Netherlands tracked 193 babies through the first year of life. They measured cortisol, the brain's main stress hormone. Babies who had spent more weeks co-sleeping in the first six months produced less cortisol under stress at 12 months. Sleeping near a parent had rewired the kid's stress system to be calmer under pressure.

Inside the kid's brain at night, the amygdala, the fear alarm, gets more sensitive as the body gets tired. Darkness makes it worse. A 2021 paper in PLoS One from Australian researchers showed that light directly suppresses amygdala activity. Lights off, alarm louder. The whole brain is wired to read 'alone in a dark room' as a threat.

Now add a parent's body to that bed. The kid's nervous system reads warm body, breathing nearby, familiar smell. The threat alarm dials down. Two parents on either side dial it down twice. The drawing is the kid's brain calculating maximum safety: I am surrounded by the people who keep me alive, and nothing can reach me without going through them first.

The arrangement in this drawing is what most of human history called 'sleeping.' Sleeping the kid alone in another room is a 200-year-old Western invention that we forgot was an invention. Every kid who has ever padded into your room at 3am and crawled into the middle of the bed is just trying to redraw the picture. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

James McKenna's Mother-Baby Behavioral Sleep Lab at Notre Dame: cosleeping.nd.edu

McKenna on cosleeping around the world ("the river" concept): naturalchild.org/articles/james…

Beijers, Riksen-Walraven, de Weerth 2013, Stress journal: tandfonline.com/doi/full/10.31…

McGlashan et al. 2021, PLoS One, "Afraid of the dark: Light acutely suppresses activity in the human amygdala": journals.plos.org/plosone/articl…

Greater Good Berkeley on McKenna's biological jumper cable framing: greatergood.berkeley.edu/article/item/h…
May 5 7 tweets 15 min read
Christopher Nolan asked IMAX to build him a new camera. They did. Then he and Matt Damon spent four months filming The Odyssey on the open ocean, on the largest modern Viking longship in the world, with no green screens at all.

The shoot ran 91 days, from late February to August 2025. Seven countries: Morocco, Greece, Italy, Iceland, Scotland, Western Sahara, and Malta. Aside from one indoor studio in Los Angeles, every shot was filmed on real ground. In Italy, the cast and crew climbed 900 feet up a mountain every morning. Imagine walking up a 60-story building before breakfast. In Iceland, they filmed the underworld scenes by lantern light while rain came at them sideways.

The four months at sea actually happened at sea. Damon and the actors playing his crew sailed on a real ship called the Draken Harald Hårfagre, used here as a Greek warship. Nolan called the experience "primal." He said the cast and crew were exhausted in a way he had never seen before.

The cameras were the other big problem. IMAX cameras have always been too loud to record clean dialogue, which is why directors mostly save them for big action scenes. Nolan asked IMAX to fix this. They engineered a new soundproof case for the camera, a kind of quiet jacket, that lets the lens get within a foot of an actor's face while they whisper and still pick up clean audio. The new cameras also came out lighter and about 30% quieter than the old ones. To prove it worked, the lead cameraman Hoyte van Hoytema filmed a tight close-up of a child reciting a David Bowie song, "Sound and Vision." Nolan watched the test and called it "electrifying."

Damon went all-in on the role. He dropped to 167 pounds on a strict no-gluten diet. He grew a real beard for a full year because Nolan refused to allow a fake one. The crew built a full-scale wooden Trojan Horse and shot the attack scene at an ancient walled town in Morocco called Aït Benhaddou. Nolan himself climbed inside the horse with the cast and his cameraman to get the shot.

Across the whole shoot they used 2 million feet of film. That comes out to around 380 miles of it, longer than the drive from Los Angeles to San Francisco. At about $1.50 a foot, they spent roughly $3 million just on the film itself. The full budget was $250 million, the biggest of Nolan's career. They wrapped nine days ahead of schedule.

Tickets went on sale on July 17, 2025, exactly one year before the movie's release. That had never been done before in cinema history. Half of the 22 US theaters offering IMAX 70mm sold out within 12 hours, bringing in around $1.5 million in a single morning.

Nolan called the shoot "an absolute nightmare to film, but in all the right ways." He did not destroy a single IMAX camera. He has wrecked several over his career. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

The Odyssey (2026 film) — Wikipedia en.wikipedia.org/wiki/The_Odyss…

Christopher Nolan Shot The Odyssey Entirely With IMAX Cameras — Variety variety.com/2025/film/news…

Christopher Nolan Used Over Two Million Feet of Film for The Odyssey — PetaPixel petapixel.com/2025/11/18/chr…

Christopher Nolan Has Been Making The Odyssey His Whole Career — Collider collider.com/christopher-no…

The Odyssey Tickets On Sale a Year Before Release — Hollywood Reporter hollywoodreporter.com/movies/movie-n…
May 5 7 tweets 15 min read
Winston Churchill fought his depression with bricks. He'd lay them for hours at his country home in Kent. He joined the bricklayers' union. And in 1921 he wrote about why it worked. It took psychology another 75 years to catch up.

He called his depression the "Black Dog." It followed him for decades. His method for fighting it back was as basic as it sounds: laying brick after brick, hour after hour.

Churchill spelled out his theory in a long essay for The Strand Magazine. People who think for a living, he wrote, can't fix a tired brain just by resting it. They have to use a different part of themselves. The part that moves the eyes and the hands. Woodworking, chemistry, bookbinding, bricklaying, painting. Anything that drags the body into a problem the mind can't solve by itself.

Modern psychology now calls this behavioral activation. It's one of the most-studied depression treatments out there. Depression sets a behavior trap. You feel bad, so you stop doing things, and doing less means less to feel good about. Feeling worse makes you do even less. The loop tightens until you can't breathe inside it.

Behavioral activation breaks the loop from the action side. You schedule the activity first, even when every part of you doesn't want to. Doing it produces small rewards: a wall gets straighter, a painting fills in, a messy room gets clean. Those small rewards slowly rewire the brain. Action comes first, and the feeling follows.

Researchers at the University of Washington put this to the test in 2006. They studied 241 adults with major depression and compared three treatments: behavioral activation, regular talk therapy, and antidepressants. For the people who were most severely depressed, behavioral activation matched the drugs. It beat the talk therapy. A 2014 review of more than 1,500 patients across 26 trials backed up the result.

Physical work like bricklaying does something extra on top of this. It crowds out rumination, the looping bad thoughts that grind people down during the worst stretches of depression. Bricklaying needs both hands and gives feedback brick by brick: each one is straight or crooked. After an hour you can see exactly how much wall you built. No room left for the mental chewing.

The line George Mack used in his post, "depression hates a moving target," is good poetry. The science behind it is sharper. Depression hates a brain that has somewhere else to be. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Hillsdale College Churchill Project — "Painting as a Pastime" and the brain workers passage winstonchurchill.hillsdale.edu/winston-church…

International Churchill Society — Sir Winston Churchill's Painting as a Pastime (essay history) winstonchurchill.org/publications/f…

Dimidjian et al. 2006 — Behavioral activation vs cognitive therapy vs antidepressants RCT (PubMed) pubmed.ncbi.nlm.nih.gov/16881773/

Ekers et al. 2014 — Behavioural activation meta-analysis (26 trials, PLOS ONE) ncbi.nlm.nih.gov/pmc/articles/P…

PMC review — Did Churchill suffer from the 'black dog'? pmc.ncbi.nlm.nih.gov/articles/PMC62…
May 4 4 tweets 5 min read
There's a clay tablet with the founding charter of a 12-partner company on it. Twelve merchants pooled 33 pounds of gold to start the firm. The contract has the partner names, the starting capital, the profit split, and the penalty for cashing out early.

The tablet is nearly 4,000 years old. It was found at a site called Kanesh, in central Turkey. Archaeologists have dug up 23,500 of these clay records there, most of them business documents: receipts, loan contracts, shipping orders, lawsuits. The houses they were stored in eventually burned. The fire baked the clay solid and preserved every record.

The merchants came from Assur, in modern-day Iraq. They loaded donkeys with tin and cloth and walked them 1,000 kilometers across mountain passes to Kanesh, roughly the distance from New York to Atlanta. Each donkey carried about 180 pounds and the trip took two to three months. They came home with silver and gold.

The company ran for twelve years under a merchant named Amur Ishtar. A third of the profits went back to the investors. Pull your share out early and the firm gave you four kilos of silver per kilo of gold, half the normal rate. Locked-up money was meant to stay locked up.

That one company was just a tiny piece. The tablets show a complete economy with partners suing each other in commercial court, husbands writing home about prices, and wives writing back complaining the husband had been gone too long. A woman named Ahatum quietly lent silver to four different men over nine years. People bought up other people's loan documents and used them as collateral for new loans, the same thing Wall Street does today with mortgage-backed securities. One merchant got caught smuggling tin in his underwear to dodge a 10% import tax.

In 2019, four economists from Harvard, Sciences Po, Chicago, and Virginia ran the tablet numbers through a gravity model, the math economists use today to predict how much two countries will trade based on size and distance. The Bronze Age numbers matched modern trade numbers almost exactly. Trade fell off with distance at nearly the same rate it does between countries today. The paper ran in the Quarterly Journal of Economics.

There was no economic theory yet. The idea didn't even have a name. The word "capitalism" wouldn't be coined for another 3,800 years, and Adam Smith was 3,700 years away from writing a sentence about markets. Just a guy named Pushu-ken writing a clay tablet to his business partner about a shipment of cloth, and a woman in Assur recording who owed her how much silver. Capitalism was already there, doing its full job, almost four thousand years before anyone wrote down a theory of how it worked. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.
May 4 7 tweets 16 min read
Harvard scientists ran a simple test. They put adults under blue light for 6 hours one night, then under green light at the same brightness the next. Blue light pushed their bedtimes back by 3 hours. Green pushed them back by 1.5. And in kids, the same lights hit about twice as hard.

The reason comes down to a tiny patch of cells at the back of every human eye. These cells have one job. They tell your brain whether it is day or night. They wake up most when light hits a very specific shade of blue, the same shade phone screens and modern bulbs are loaded with. When those cells fire after dark, the brain stops making melatonin, the chemical that pulls you toward sleep.

Red light barely sets off those cells at all. A 2025 study from the University of Zaragoza put people under red lamps and blue lamps for three hours at night. Under blue, their melatonin stayed scraped to the floor. Under red, it climbed back up to more than three times higher. Same brightness. The color did all the work.

Children get this worse than adults. Two reasons. Their pupils are bigger, so more light gets in. And the lens inside a kid's eye is still glass-clear, where adult lenses slowly yellow with age and filter blue out naturally. A 10-year-old's body clock is roughly twice as sensitive to evening light as a 45-year-old's. A bedside lamp that feels harmless to a parent can be wrecking a kid's sleep clock at the same time.

Then there is the lag. Once the brain catches a dose of blue light, the wake-up signal it sends out keeps echoing for 3 to 4 hours after the lights go off. So a kid on an iPad at 9pm can still be wired at midnight even if you took the iPad away at 9:01.

Modern LED bulbs and screens are tuned to roughly 6500 Kelvin. That is sunlight at noon. Old incandescent bulbs sit around 2700, mostly red and yellow with almost nothing in the blue range. To a human eye, a red-lit room is just about as close to no light at all as you can get. The brain reads it as nighttime.

The fix is boring. Use warm bulbs at 2700 Kelvin or lower in any room a kid spends evenings in, switch off phones and tablets two hours before bed, and if a night light is needed for bathroom trips, make it red or amber. The science was pinned down to the exact color of light back in 2001. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Brainard 2001 melatonin suppression action spectrum (Cortex/J Neurosci foundational paper) pubmed.ncbi.nlm.nih.gov/21164152/

Harvard Health: Blue light has a dark side (6.5hr blue vs green, 3hr vs 1.5hr circadian shift) health.harvard.edu/staying-health…

Lee et al 2018, Physiological Reports — children vs adults melatonin suppression under LED pmc.ncbi.nlm.nih.gov/articles/PMC62…

2025 red vs blue LED 3-hour study (7.5 vs 26 pg/mL) ncbi.nlm.nih.gov/pmc/articles/P…

Red light alertness without melatonin suppression in shift workers pmc.ncbi.nlm.nih.gov/articles/PMC80…
May 4 5 tweets 9 min read
Carvana made about $6,800 in profit on every car they sold last quarter. The typical used car dealer makes around $1,500. Carvana makes four times as much because the car is just the start of what they sell you.

About 85 out of every 100 Carvana buyers finance the car through Carvana. At CarMax, their biggest competitor, the same number is closer to 40. When you click "finance" on Carvana's website, they write the loan at one interest rate, then sell that loan to a bank or pension fund within days. They keep the gap between what you pay and what the bank pays them. That gap, multiplied across hundreds of thousands of buyers, is how they print money.

Then come the add-ons. An extended warranty. Coverage that pays off your loan if the car gets totaled. An insurance referral to Root, a digital car insurance company Carvana owns a piece of. Each one stacks on top of the same checkout. The car is the bait. The loan is the meal. Everything else is dessert.

This is why selling them your car at a price that felt too generous still works for them. The money they make on that trade-in shows up later, after the next buyer signs. They clean it up, sell it to someone else, and that someone else signs another Carvana loan.

This is also why they aren't going anywhere. In May 2022 they bought ADESA, a used car auction company, for $2.2 billion. ADESA came with 56 auction yards across the US. Now Carvana owns the auction yard, the body shop that fixes the car up, the trucks that deliver it, and the lender that funds the next buyer. Every step of that car's journey happens inside something Carvana owns.

Three years ago none of this looked like it would survive. Carvana's stock hit $3.55 in December 2022. They had over $5.7 billion in debt. The market thought they were going bankrupt. Then Apollo, a giant private equity firm, led a deal with their lenders that cut $1.2 billion of debt and pushed the deadlines out to 2028.

Last quarter they sold 187,000 cars and made $405 million in profit in 90 days. They joined the S&P 500 in December. Their market cap sits near $84 billion. Bigger than Ford.

The whole business looks confusing if you think of Carvana as a car company. The math gets simple once you see them as a lender that happens to deliver cars. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Carvana Q1 2026 SEC 8-K filing with $6,783 GPU and full financials: sec.gov/Archives/edgar…

Carvana CFO confirms 85-86% finance attach rate at JPM Auto Conference: investing.com/news/transcrip…

CFO.com breakdown of why Carvana’s per-unit profit triples the industry average: cfo.com/news/whats-act…

How Carvana’s loan markup, securitization, and gain-on-sale economics actually work: economyinsights.com/p/how-carvana-…

Rebound Capital deep-dive on the $5.7B debt, Apollo-led restructuring, and turnaround timeline: reboundcapital.substack.com/p/carvana-turn…
May 3 4 tweets 7 min read
That bag has a name. It's a bindle. And in the 1930s, about 250,000 American teenagers actually packed one and walked out the door to ride freight trains, looking for work after the crash wiped out their families' savings.

They were called boxcar boys and girls. Many were just 16 or 17. They left because there was no food at home, or because they didn't want to be another mouth their parents couldn't feed. One boy left home with the 72 cents his mother pulled from her purse, the last of her money. About 4 million Americans were on the road in those years.

The cartoon image we know traces back to two artists. Charlie Chaplin's Tramp character, the little guy in baggy pants with a stick, debuted in 1914. He became a global icon. Walt Disney later said Chaplin was one of the inspirations for Mickey Mouse. Then in 1958, Norman Rockwell painted a runaway boy carrying a bindle for the Saturday Evening Post cover. That picture is the one that stuck in our heads.

The actual life behind the bag was hard. People who lived it called themselves hobos, and they were strict about the word. A hobo was a worker who traveled. A tramp only worked when he had to. A bum didn't work at all. Hobos hated being mixed up with the other two.

They followed the harvests. Strawberries in spring, hops in summer, apples in fall, potatoes in winter. Pay was a few dollars a day, sometimes less.

Riding freight trains was illegal and could kill you. Railroad police, who they called bulls, beat them off the cars. You could slip and get crushed between cars. Or freeze to death sleeping in a boxcar in winter. A British poet named W.H. Davies, who wrote a memoir called The Autobiography of a Super-Tramp, lost his foot trying to jump onto a moving train.

So they built their own world. Their camps near rail yards were called jungles. They shared a stew called Mulligan, where everyone threw in a potato, or a piece of meat, or whatever they had. They left messages for each other on water tanks: a nickname, a date, and the direction they were heading, so the next person passing through could see who had been there. They had a phrase for someone who died on the road. He caught the Westbound.

In 1900, a town in Iowa called Britt, with about 2,000 people, decided to host them. Every August since, hobos and rail riders show up to crown a Hobo King and Queen, with crowns made from coffee cans. The convention is still running. There's a Hobo Memorial Cemetery in Britt for the ones who caught the Westbound.

The cartoon turned it into a childhood dream. For a quarter-million American kids in the 1930s, it was just the bag you grabbed before walking out the door. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

PBS American Experience, Riding the Rails: pbs.org/wgbh/americane…

Errol Lincoln Uys, Riding the Rails: Teenagers on the Move During the Great Depression: erroluys.com/frontpage.html

Wikipedia, Hobo: en.wikipedia.org/wiki/Hobo

Wikipedia, The Tramp (Charlie Chaplin character): en.wikipedia.org/wiki/The_Tramp

Wikipedia, National Hobo Convention: en.wikipedia.org/wiki/National_…
May 3 7 tweets 15 min read
Shakira played a free show on Copacabana beach last night to a crowd of 2 million. Rio's city government paid $4 million to put it on. The city is expecting around $155 million in return.

The whole thing is a tourism program called "Todo Mundo no Rio," which means "Everyone in Rio." Every year through 2028, the city books one massive pop star for a free show on Copacabana. The city built it to fill hotels in May. That month sits between Rio's two peak tourism windows, and bookings would otherwise dip.

The first two years proved the model. Madonna's 2024 show pulled in 1.6 million people, and the local economy got about $60 million out of it. Lady Gaga came in 2025, drew 2.1 million, and brought in $109 million. Both weekends, the city's hotels were packed.

Shakira is on track to top them both. Rio's economic office is projecting around $155 million in spending at hotels, restaurants, taxis, and shops, plus another $250 million worth of news coverage worldwide that the city would otherwise have to buy through ads.

About 310,000 of last night's crowd flew or drove in from outside Rio. Airline bookings to the city were up 80% the week of the show compared to the same week in 2024. Hotels were full.

When the previous mayor was asked whether spending public money on a free Lady Gaga show was a good idea, he didn't dance around it. Yes, he said. He'd done the same for Madonna. The reason was simple: the shows fill the hotels and the restaurants, and the tax money rolls in.

2 million people is about the population of Paris. They were all standing on a 4-kilometer (2.5-mile) stretch of beach. The setup ran 16 video and audio towers down the coast so the back rows could still see and hear.

The city is generating roughly $40 of economic activity for every $1 of public money it puts in. They're doing it again in 2027. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Rioter economic study (R$776M projection, 2M crowd, $250M media value, tourist breakdown)
riotur.prefeitura.rio/noticias/shaki…

Wikipedia “Todo Mundo no Rio” (Madonna 1.6M / R$300M, Lady Gaga 2.1M / R$600M / $109M, mayor’s “fills the hotels” quote, program runs through 2028)
en.wikipedia.org/wiki/Todo_Mund…

Poder360 (R$20M city investment, R$776.2M projected impact)
poder360.com.br/poder-cultura/…

Rio City Hall - Lady Gaga 2025 official numbers (2.1M attendance baseline)
en.prefeitura.rio/cidade/lady-ga…

Manila Times (80% airline booking jump, USD conversions, post-event coverage)
manilatimes.net/2026/05/03/ent…
May 2 13 tweets 31 min read
The day before he killed himself, Hitler tested his cyanide pills on his dog. The dog died in seconds.

By April 1945, Hitler was hiding 8 meters underground in a concrete bunker beneath Berlin. The Soviet army was 500 meters from his door. He was 56. After years of drug injections from his personal doctor, his left hand shook so badly he could barely sign his name. He had not seen daylight in 105 days.

April 20 was his birthday. He went up to the garden behind his headquarters and handed medals to boys from the Hitler Youth who were fighting Soviet tanks. It was the last time he saw the sun.

April 28: Hitler had Eva Braun's brother-in-law Hermann Fegelein, an SS general, shot in the garden for trying to flee Berlin in regular clothes.

April 29, just after midnight: Hitler married his longtime girlfriend Eva Braun. The ceremony was 10 minutes. She started writing her old last name on the marriage certificate, caught herself, and wrote "Hitler" instead. They served champagne afterward.

Later that afternoon, Hitler dictated his will. Then his doctor tested a cyanide pill on his German Shepherd Blondi. Her puppies were shot afterward.

April 30 at 3:30 PM: Hitler bit into a cyanide pill and shot himself in the right temple. Eva took cyanide alone, sitting next to him on the couch.

Their bodies were carried up to the garden, soaked with 200 liters of gasoline (about 4 full car tanks), and set on fire. Soviet soldiers captured the parliament building that same afternoon, 500 meters away.

The next day, Hitler's propaganda chief Joseph Goebbels and his wife Magda poisoned their 6 children in the bunker. Then they walked outside and killed themselves too.

Berlin surrendered 48 hours later. Germany followed within a week. A man who had ruled Germany for 12 years died in a concrete box with his wife of 40 hours and the ashes of his dog. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

Death of Adolf Hitler — Wikipedia en.wikipedia.org/wiki/Death_of_…

Eva Braun — Wikipedia en.wikipedia.org/wiki/Eva_Braun

Hitler's last days — MI5 The Security Service mi5.gov.uk/history/world-…

On this day in 1945: Hitler dies by suicide in underground bunker — NV english.nv.ua/life/eighty-ye…

Eighty years on, the mystique of Hitler's death endures — Jerusalem Post jpost.com/history/articl…
May 1 4 tweets 7 min read
Less than 2% of the Great Wall of China looks like the postcards.

The other 98% looks like the photos in this tweet. Crumbling mounds of dirt.

The full thing runs 21,196 km. About half the Earth's equator. But it was built across 2,000 years by more than a dozen dynasties, and only the Ming (1368 to 1644) built it at scale with brick and stone. Everyone before them, the Qin, the Han, the Warring States kingdoms, used whatever was at their feet. Mostly dirt.

The technique is called hangtu, which just means rammed earth. Workers poured soil and gravel into wooden frames and pounded each layer down from 18 cm thick to 13 cm. Then another layer. Then another. In the Gobi desert, where the ground was mostly sand and there was no clay to bind it, builders alternated sand with reed and willow branches. Some of those Han-era walls are still standing 3.2 meters tall after 2,000 years, made entirely from packed sand and sticks.

Then in 1644, the wall stopped having a job. The Ming dynasty fell after a Ming general opened the gates at Shanhai Pass and let the Manchu armies through. The Manchus founded the Qing dynasty and ran China from inside the wall, which meant the wall was now guarding nothing. They also did something the Ming never did. Instead of fighting the Mongols on the other side, they pacified them through trade and diplomacy. Within a few decades, the wall had no enemies left to keep out.

So the maintenance budget that had kept it standing for almost three centuries just ended. For the next 380 years, weather did its work. Farmers carved into the base for fields. Villagers pulled bricks for houses. Salt seeped in and ate the rammed earth from the inside. Even the famous Ming sections lost about 30% of their length this way.

The stone wall in every photo, with watchtowers and stairs, is mostly one strip near Beijing. Badaling is 3.74 km long. The Chinese government picked it to restore in 1957 because it was close to the capital and easy to reach. Over 500 visiting heads of state took photos there. That image is what most of us now picture when we hear "Great Wall." It pulls 70% of all Great Wall tourism, while the other 99.98% of the structure quietly erodes.

The rammed-earth sections that survive are getting help from biology. A 2024 paper studying eight Ming-era earthen walls found that bacteria, moss, and lichen growing on the surface (called biocrusts) make the dirt up to 321% stronger than bare earth. The microbes form a thin living skin that holds soil particles together, blocks rainwater from soaking in, and slows salt damage.

380 years of human attempts at preservation. A layer of moss is doing more work. The world's most famous wall is, mostly, a 21,000 km ruin held together by bacteria. Thank you for reading my article ❤️

If it held your attention, a follow @anishmoonka keeps more coming.

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Sources:

China State Administration of Cultural Heritage 2012 survey via Britannica: britannica.com/topic/Great-Wa…

Britannica on the Qing huairou policy and the wall falling into ruin: britannica.com/topic/Great-Wa…

Wikipedia on the 1644 Manchu crossing at Shanhai Pass: en.wikipedia.org/wiki/Great_Wal…

China Mike on hangtu technique and 18 cm to 13 cm compression: china-mike.com/china-tourist-…

CNN on the 2024 biocrust study showing 321% strength increase: cnn.com/2024/01/04/wor…