Some people insist there is no choice but to jump on the AI train, or else be left behind. But it feels more and more like they only care about how fast their train is, not where it's going. Are you moving faster towards the same goal, or did you just take off to somewhere else?

Today I learned that one of the earliest possibly state level societies in China was Erligang, but Erlitou was early too (actually even erlier).

All these years studying physics and I still don't know wtf is up with the Carnot engine. It's a very confusing concept, makes me think it's not the best idea to teach it in schools.