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I work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.


Founder of Everything Marketplaces (@marketplaceshq). Always working with & investing in marketplaces at https://t.co/lUdl8p1TzR


Working on a new terminal: Ghostty. 👻 Prev: founded @HashiCorp. Created Vagrant, Terraform, Vault, and others. Vision Jet Pilot. 👨✈️


We're in a race. It's not USA vs China but humans and AGIs vs ape power centralization. @deepseek_ai stan #1, 2023–Deep Time «C’est la guerre.» ®1


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.


Builder @matter + @halo_habits
