A Chinese Covid-19 Vaccine Has Proved Effective, Its Maker Says nytimes.com/2020/12/30/bus… // This vaccine made w/a traditional time-proven technique and deployed in several places. Might sound less effective than headlines but subject selection likely different than US. 1/3
2/3 for example... Arab nations first to approve Chinese COVID vaccine — despite lack of public data nature.com/articles/d4158…
3/ Two Companies Say Their Vaccines Are 95% Effective. What Does That Mean? // This older story explains efficacy v effectiveness and what that 95% number means in practice. nytimes.com/2020/11/20/hea…
PS this just in... / Covid-19: Oxford-AstraZeneca coronavirus vaccine approved for use in UK bbc.com/news/health-55… //vaccine is a different type than Sinopharm or the mRNA vaccines, also based on decades of research.

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More from @stevesi

4 Oct 20
I make fun of many home “IoT” gadgets but wanted to share two trivial installations that are really good and deliver on the promise easily.

1. Leviton Smart WiFi Light Switch
2. Schlage Encode Deadbolt WiFi Lock

(Obv not compensated and this isn’t a review)

1/5
2/ Generally I hate the idea of smart switches because using the app is annoying and I am not a fan of elaborate macros and the like. Plus adding a hub is problematic for many reasons. Light switches are a legacy interface that is reliable :-)
3/ These switches require no hub and connect directly to WiFi. When attached to a single light you want to control remotely they “just work”. App control and schedule.

Only wish — the app should have a randomized time on/off to simulate the value prop of “pretend you’re home”.
Read 5 tweets
21 Sep 20
1/ This is quite a significant development. Some will say “finally”. Some might say this is wrapped up in politics. For me, journey to this conclusion is kind of a big deal. A look back…
2/ When the first cases hit, public statements from NIH/CDC were solidly about transmission via p2p contact, consistent with cold and flu. Of course there was the famous Fauci comment on handshakes - that was as late as April. npr.org/2020/04/16/836…
3/ Going back before then, however, there were early papers out of China. But these were viewed as anecdotal PLUS many thought information from China was “suspect” at the very least they were not peer reviewed.
Read 22 tweets
11 Jul 20
The patterns of decentralized v centralized execution are on full display with Covid response but this happens all the time in product organizations.

When you want to scale and be predictable, centralized execution always wins when the degrees of freedom are known. 1/
2/ There’s a myth the governors are presenting just as we see with teams in a large organization. The idea that local information and conditions matter so much that centralized is inherently wrong.
3/ This only matters if the solution can be highly variable. In the case of covid there’s really only one set of tools to execute.

Just like if a broad product line wants a consistent interface or data collection, then centralizing those work best.
Read 5 tweets
23 Jun 20
So people aren't confused, this is a causal relationship.
Read 4 tweets
23 Jun 20
Amidst all the details, installing pre-release, and commentary (including my own) I want to take a moment to reflect on #WWDC putting it in context of the past two decades. Quite simply, what we're seeing is some of the most remarkable product engineering over time in history. 1/ Wikipedia list of apple OS releases from 1984. Almost exactl
2/ It is easy to get wrapped up in debates about specifics, excited by tweaks or surprises, even an occasional scandal, or to wonder about the quality (is this is a good beta?). Under the hood, is a team that over time has done more and executed better than any I can name, ever.
3/ Having walked in similar shoes for many years, and importantly starting from when Mac was a hammer smashing through a screen, through the lowest lows (fine, we'll keep doing Office), resurrection, and reinvention, it's wild for me to consider what makes it so amazing to me.
Read 27 tweets
20 Jun 20
Debate/discussion/rants about app stores (or perhaps The App Store) have rapidly polarized to the point where it seems difficult to have a rational discussion. Even trying to discuss is viewed as a defense. A discussion without defending. The situations are similar, really. 1/
2/ Mostly I want to talk about the problems app stores in general solve and how that relates to a rather precedent setting document, the Windows OEM Preinstallation Kit (OPK). OPK set forth the rules to be followed when a PC maker "bought" Windows. Cover of Windows 95 OEM Preinstallation Kit OPK
3/ Much of the DOJ v Microsoft antitrust case was perceived to be about browsers or even "bundling" but in fact it was really about the terms and conditions that came with selling a Windows PC. The regulation that followed was much more about that. C. Microsoft shall not restrict by agreement any OEM license
Read 41 tweets

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