Tools I uninstalled this month

Latency budgets work better than latency targets. Targets are aspirational. Budgets force you to delete features when you go over.

When a system surprises me, my first instinct used to be to fix the surprise. Now my first instinct is to figure out which mental model of mine was wrong, and update that.

I keep a small log of decisions in a text file. Not architectural — just small ones. "Picked X over Y because Z." Future me reads it more than I thought he would.