Wires are coloured inconsistently in various ways during wiring. These related issues should be fixed together to avoid a cycle of regressions. See 3, 7, 8, 9, 11 from Brooks' recent loom https://www.loom.com/share/25cbd9eb07a746ab87c6aa67c1f328b4?sid=d4db5652-e662-45bc-aa37-387766b04dc9