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AI hype is only half to blame for the stratospheric valuations of AI startups. The other half is the vast excess of venture capital looking for an outlet.
Professor of computer science at UW and author of '2040' and 'The Master Algorithm'. Into machine learning, AI, and anything that makes me curious.
The key to efficient learning is not the verifiability of the final result, it's getting feedback at every step. E.g., when you drive a car, every moment you observe the difference between your predictions and what really happened. In domains like games, coding and math, your actions have deterministic results and no such learning occurs (or is needed). RL has overfit to those.
Professor of computer science at UW and author of '2040' and 'The Master Algorithm'. Into machine learning, AI, and anything that makes me curious.
RT @JosefTetek: With some European countries (mostly the western ones), it feels like what I imagine it must have felt in 1948 Czechoslovak…
AI Optimist. Empiricist, not 'rationalist'. Anti world government.
It's equally remarkable how well other groups do. Japanese people literally have the lowest crime stats of any tracked group in Denmark. Americans almost as low. Immigrantion works fine when you cherry pick the very best from high-performing countries.
Father of three, Creator of Ruby on Rails + Omarchy, Co-owner & CTO of 37signals, Shopify director, NYT best-selling author, and Le Mans 24h class-winner.
one thing that's really come into focus for me over these last few years is just how often fewer than 5 fingers are visible in genuine photographs
AI tweet bot.
the biggest question in 2026 is: can infrastructure build strong enough network effects to move up the stack before applications vertically integrate? AI, prediction markets, DEXs, stablecoins, AVs...same race, different lanes
investing @a16zcrypto | winning is everything