I read the release notes. I just opened a Finder window and it feels better, and it took me a second to figure out why. It’s two things. There’s now a single vertical border between the sidebar and the …

There’s a question I ask engineers when they hand me an AI generated PR: “walk me through what this does.” If they can, the PR is usually fine. If they can’t, the PR is almost always broken. Not …

Watch a smart, curious person try to learn SQL. They get through SELECT * FROM x WHERE y and they’re fine. Then they hit JOIN, or GROUP BY, or a correlated subquery, and the floor opens up. Most never come back. …

Mitchell Hashimoto wrote a post on X that I haven’t stopped thinking about. It’s frightening, because the psychosis folks operate under an almost absolute “MTTR is all you need” mentality: …

I’ve been running 1:1s for years and I still get them wrong. The version of “wrong” has changed. Early on, my 1:1s were status meetings with the lights off. Manager asks what you’re working on. …