aiming to get back to actually sending these on Sundays… wish me luck..
One big-picture lesson of the cascade of failures from the CDC, FDA, and the great COVID test debacle is that American science badly needs a scientific revolution of its own.
Our 20th-century institutions aren't enough to guide 21st-century progress.
^ thread
1/ Zillow made the same mistake that every new quant trader makes early on: Mistaking an adversarial environment for a random one.
macrocephalopod @macrocephalopod
4/ You keep missing fills, but only on the most profitable trades-- never on the losers. The inventory, even hedged, keeps drifting in the direction that loses money. Risks blow up at exactly the worse possible time.
10/ Behind every order is a thinking, breathing shark. A shark with mouths to feed and a mortgage to pay. A shark who's likely smarter than you. Definitely more ruthless.
You're swimming in shark-infested waters, treating apex predators like specks of geometric Brownian dust
It’s really hard to explain what’s going on with Effective Altruism without getting into (what many would consider) gossip.
I lot of explanations for what can seem like “big decisions” seem to often come down to issues like:
^ thread (less about EA and more about any org or social movement or even individuals)
@NickTimiraos Lesson learnt: if you act quickly and prevent a financial crisis before it gets too bad, you will get zero credit.
One super important thing that this paper by @l_eckhouse gets into is, as @shom_mazumder puts it,
"how do you know if there's data manipulation if all you get is the final administrative data?"
🧵 on how a few papers have done this with criminal justice-related data [1/n]
Shom @shom_mazumder
^ how legibility can backfire
^ lots of interventions that work on a small scale with high commitment experimenters and then (almost) stop working once you try to turn them into policies
Say hi to @hip_ct: 3D imaging intact human tissues down to cellular resolution (see this 🧠 👇) now in @naturemethods: nature.com/articles/s4159…
Excited to play a small part in this fab work by @Claire_L_Walsh, Prof Peter Lee & many others at @CABI_UCL, @esrfsynchrotron + beyond
^ “get your paycheck deposited into Coinbase [in crypto]” wow
Thank you for making these Alexey, interesting as always!