Writing

What I learn while building, written from the build logs and the bugs. Move the loupe over the page.

Building Android 16 for my own phone, on a Mac

113,730 build targets, ten roadblocks and a bootloop I traced to the fast-charging driver, all without wiping 64 GB of data.

Last-write-wins sync, a pin scheduled for next week, and the timestamp rule that let deletes stick across devices.