> Clocks enable asynchrony. You two can quickly agree on a time, and then you can get on with your other stuff until the agreed upon time. Yes you need a "cloc

> Clocks enable asynchrony. You two can quickly agree on a time, and then you can get on with your other stuff until the agreed upon time. Yes you need a "clock", but not necessarily one that reads like "2:23am". Perfectly fine to say "meet on the dueling grounds at dawn."