Engineering
Every performance claim in this project traces to a measured session, written down with the number that was true before and the number that was true after. So do the mistakes.
7 min
Apple's peer-to-peer Wi-Fi has an availability period of 512 TU. Our pointer stalled on that metronome while the link was idle, and no metric we had could see it.
528 msbetween stalls, on an idle link
6 min
AnyDesk, TeamViewer and RustDesk solve reaching a machine you are not near. Most meeting-room screen sharing is not that problem, and the tools show it.
9tools weighed, including ours
4 min
A directory move silently un-ignored a file holding live credentials. The rule that caused it is one line of the gitignore spec, and the failure is completely silent.
0warnings when it un-ignored a secret
6 min
There is no public API to add a display to macOS. Every product that does it either uses a private one or sells a dongle — which decides how all of them are distributed.
0public APIs that add a display
9 min
A virtual display handed macOS a new monitor every few minutes. It wrote 72 colour profiles, burned a full core, and left the damage behind after the app quit. Three passes to fix one line.
72colour profiles it left behind