> In effect your brain added 11+2 to get 13, then took away 12 to make it fit Not my German brain. But mod 24, I'm with you again :) And don't let me start wit

> In effect your brain added 11+2 to get 13, then took away 12 to make it fit Not my German brain. But mod 24, I'm with you again :) And don't let me start with the Russians, they did it in hardware: https://en.wikipedia.org/wiki/24-hour_analog_dial#/media/File:Raketa-24h-ghiera-ore.jpg https://en.wikipedia.org/wiki/24-hour_analog_dial#/media/Fil...