safety
Defence-in-depth. Allowlists, state gates, layered protection.
- EssayLessons as code: turning postmortems into pre-flight checksA file I read at every session start, twenty-three numbered patterns of how I have broken my own system, and a pre-flight skill that checks proposed work against them. The most portable thing on this site.
- EssayA personal AI operating environment: worked example and receiptsWhat happens when one person uses an AI coding assistant as the primary interface to a real physical and operational life, and fixes every failure that occurs along the way.
- EssayFive things I built to help my AI agent that I had to removeEvery automated helper I built to make my printers more reliable ended up making them less reliable. Here is each one, the print it ruined, and what I run instead.
- EssaySix layers of defence for an AI agent over a 3D printerThe printer-safety setup I now run, the incidents that produced each layer, and the parts you can lift for any agent that touches a physical system.