Over years critics of Cardano came up with lots of misinformed statements. I remove most idiotic ones but some are somewhat sensible to talk about. Let's go.

Folks often / sometimes say:
1. "oh on chain governance, you want plebs to vote on critical network params"?
LACKS_DETAILS:well it is very sensible view, of course it cannot work like this, Cardano is planning representative democracy with domain experts which people will vote on and off
2. "I looked at Cardano's Ouroboros and wtf, it doesn't even have a fee auction system".
There is now a fee auction system in Alonzo but no software supports it yet (apart from core ledger). It was introduced for different reasons - security to best of my knowledge
...
Cardano wants to scale with it's community but without increasing fees. Right now transactions going over capacity of mempool would be dropped but user would not be charged for it. One could increase mempool a bit so they would get queued up.
...
Generally on L1 there is now plenty of capacity for increases for throughput, up to 2 MB blocks which would give us ca. 250 TPS, enough for years to come. Real scaling however needs to happen on L2, L1 should be just proof checker but we are not here yet.
3. "Hydra is years away!"
This is not true, first basic version of Hydra L2 protocol has just been demonstrated live in Berlin, I think it is reasonable to expect first Hydra Head protocol delivered with hydra-node without extensions yet until end of Q1 2022(don't hold me to it)
4. "Cardano can only do 6 - 7 TPS, it is a scam". Yes with 65kb blocks and avg 20 sec internal between blocks - it is what it can do.

Cardano could do much more if desired, up to 2 MB blocks, every 20 secs or less could very quickly end up being >= 250 TPS the question is why?
Going very fast on L1 network centralizes it because you need lots of storage, sure you could have a concept of archivers like Solana has but there are trade-offs with this, you cannot validate easily chain from the beginning.

...
There is a notion in blockchain called: inclusive accountability where other people can check up on your work, this is pretty expensive in general and Solana makes it even more expensive (after some time where archiving takes place). Just like ETH Cardano plans to scale via L2s.
5. "ETH won"
Well, chain still splits, ETH 2.0 is still not reality, you pay for failed transactions, Arbitrum / Optimism are still not stable and you need new compilers for smart contracts (not isomorphic), ETH 2.0 staking is overall far from perfect, non CRC on ETH addresses.
6. "Who will program in Haskell, you must be kidding me".
Haskell is an interesting one. My experience tells me that majority of the cases when you chose a language in a company you chose the one in which you have most talented programmers / researchers. Crazy I know.
Almost all programming languages are Turing complete so you can do anything you want. It is not a mystery that Haskell syntax is a bit alienating for modern programmers used to c-alike syntax ....
but for majority of the cases, e.g. in DeFi a bigger problem is for instance Quantative Finance. In addition there is Plutus but there is Plutus Core. Plutus Core is actually assembler with ca. 15 instructions. One can write a compiler to Plutus Core... Apart from Marlowe (IOG)..
one company is already doing it (@MutualKnowledge ) and creating a Glow to Plutus Core compiler. Another company @reachlang has amazing developers that can also make Reach -> Plutus Core compiler if you decide to vote for them cardano.ideascale.com/a/dtd/Reach-PO…. I will for sure(!)
While Haskell is considered disadvantage in some circles in some more traditional professional investment banking companies it is rather an advantage. So it really depends who you ask, in terms of numbers fewer people but sometimes high professionals in Finance sector know it.
"Nobody is building on Cardano"
This is of course not true, there is many many companies and start ups building and for Catalyst Fund 6 (Cardano's on chain governance system) there is 800 proposals fighting for only 4 mln USD, which means there will be lots lots of losers :(
"eUTxO is not suited for DeFi"
It is absolutely suited, it is just harder because you have to make a jump as a programmer from knowing how to program single-core processor to a multi-core processor. It doesn't happen over night.

blog.maladex.com/maladex-solves…

@CardanoMaladex
"Charles was kicked out of Ethereum"
The truth is that he did disagree on some fundamental issues with other founders. It is actually quite common across various companies. Now he can realize his vision. Some arguments put against him are actually advantages (paradoxically).
"Cardano is ok but damn it is slow af".
Peer reviewed research is not fast for sure but correctness is for sure super important, also Ooroboros, eUTxO, Hydra Isomorphic State Channels and many more papers are something that IOG and others are innovating in. Innovation takes time.
If you honestly look around the ecosystem, what you will find is that 80% copy something, add 20% innovation on top of it and launch a project, if you are lucky. Collective there is a lot of innovation in the crypto space. Cardano makes everything open source and patent free.
"Nobody does peer research, feels like waterfall".

If you consider Cardano major upgrades they don't feel like waterfall or? Byron, Shelley, Allegra, Mary, Alonzo.

I would call it s hybrid system, design upfront (blockchain is specific, and can be hard to change) and then agile
"Cardano doesn't look like any other blockchain, it is slow to launch".

Cardano did one of the most important innovation in the space (Also Tezos has it) that majority people don't realise it is called Hard Fork Combinator.

...
You see blockchains overall are extremely hard to upgrade - hard fork combinator could be one of the most important features Cardano has.I am not even kidding here. In software development updating system with confidence is super important, as important as air programmers breathe
Ask questions, I will be more than happy to answer them, perhaps I forgot about a few attacks from Cardano sceptics, let me know!

If you like this kind of content don't forget to stake with Cardano Fans (CRFA).

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More from @matiwinnetou

6 Oct
I think it is worth to decompose this a bit.

Cardano (PoS) vs Bitcoin (ASIC PoW)

This will be rather in depth, complex but bear with me.
....
1. "Block production in Bitcoin is quite decentralized", This is NOT true, there are a few mining farms.

2. "Bitcoin is free and patent free", this is true for core BTC but Bitcoin mining is pretty much dominated by patented ASICs now
3. "Bitcoin is 100% decentralised development": no, of course not, in order to be a contributor you can open PR but there is a small group of people that merges this on or not. It is important to say there is no way to vote them out(!)
Read 25 tweets
5 Oct
For Pool Operators (multi and single), it is gonna be increasingly hard to get delegators, like if it wasn't hard enough.

More companies are stepping up and launching ISPO and own pools.

It is both good and bad, really depends who you ask & from which angle you look at it.
For price of ADA this is great, for DeFi & NFTs and tokens - it is great but those not innovating will be eliminated, cruely

Is there any solution? No, I don't think so, it is by design and CRFA will also suffer, it already did, e.g. to MELD, MAL, etc.

The only choice for SPOs:
Step up the game, invest more into what attracts delegators (for the moment DeFi tokens on Cardano are all the range). It is not a cheap game, very few experienced Haskell / Plutus developers. Those who know it well have a serious competitive advantage for first-mover advantage.
Read 4 tweets
27 Sep
(1) Hahaha, Cardano can do on L1 only up to 250 TPS with 2 MB blocks, look at AVAX, ALGO, SOL!

Ok, let's talk about it.
2 MB blocks every 20 secs = 2MB * 3 per minute = 6 MB

1440 mins in a day = 1440 * 6 = 8640 MB, which is ca. 8,5 TB.

31 * 8,5 GB = 263 GB per month.
(2)
Do you see here I am going with this?

Scaling on L1 even with 250 TPS is already insanity, let alone 50.000 TPS (ALGO/SOLANA), 4,5k (AVAX).

It will massively centralise the system. Who can afford hardware to have an increase of a blockchain 263 TB per month?

3,1TB yearly..
(3) The only way is in massive innovations in various sidechains (L2). There is no other way. In fact this is how traditional systems work, each company has either one DB or massive amount of centralised DBs (in case of more microservices architectures).
Read 6 tweets
26 Sep
A few things from conversations with developers and community before I go to bed (hard-core stuff):

1. One could write a compiler from Scala/elm to Plutus Core quite easily.
2. Reusability of haskell code between Plutus Backend and Plutus on chain is not so massive (some yes)
3. Majority of people will be very happy with Marlowe and Marlowe Run, Plutus will be mainly used for more advanced dapps: DEXes, etc
4. Proposal from @CardanoMaladex - two phase commit is probably technically the best at the moment for solving "concurrency issue". Needs PoC.
5. Plutus Application Backend doesn't have to be in Haskell, one could write one e.g. in Rust
6. Hydra L2 will most likely be used for wallets but full set of use cases not clear
7. Hydra L2 will in fact compile to a separate node executable but with same ledger rules from L1
Read 6 tweets
16 Sep
Q: Why are AVAX supporters never criticising ETH but are sometimes taking the mickey out of Cardano and Cardano supporters?

A: Avalanche fans know that ETH ecosystem is in trouble, L2 scaling, ETH 2.0 is still not here. They aim for customers that hate Cardano and @IOHK_Charles.
I think it is a strategic decision to aim for customers that are not fan of Cardano ecosystem, prefer heavy VC investments and in general align with philosophy of Ethereum.

They would never attack Vitalik for slow execution because it would undermine ETHs ecosystem's hero / star
Hear me out, there are cultural and philosophical differences between #Cardano and #Ethereum ecosystem.

There is a set of people (share is unknown) that would never leave Ethereum (if they had to) to go to Cardano. This is a certain market share that cannot be easily estimated.
Read 4 tweets
10 Sep
(1) Hydra.

Based on what I understand about Hydra is that low value transactions will be either automatically or with a decision of a user routed through L2 Hydra.
(2)
Now this is all known but think about like this, in E.U. it is necessary to register transactions from 10.000 EUR and banks do this, no major institution cares that you are buying a coffee or a meal for 5 EUR.
(3)
Those transactions would be routed automatically or manually via Hydra L2.

Stake Pool Operator would still contain log of those transactions and perhaps Hydra will introduce some async syncing process to send this data (replicate) to another SPOs for redundancy reasons.
Read 8 tweets

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