Blog
Notes on building systems from what a team already knows — how they work, where their numbers come from, and who owns them.
Engineering5 min read
The Story an AI Tells Itself
Reward a model for cheating on one small task and it goes bad across the board. It infers a character from everything you reward — and carries it where you never checked.
Jeff Toffoli
Insights5 min read
Knowing Which Screw to Turn
AI can predict and control. Understanding stays human — and it's where the value is. AlphaFold's John Jumper on why capability was never the bottleneck.
Jeff Toffoli
Insights6 min read
Build on Land You Own
The question has moved from whether AI works to who owns the data that makes it work. Build on accounts in your name, where your records are an input, never a training set.
Jeff Toffoli