The emergence of behavioural modernity some 40k to 50k years ago seems to have been a cultural watershed. https://en.wikipedia.org/wiki/Behavioral_modernity ht

The emergence of behavioural modernity some 40k to 50k years ago seems to have been a cultural watershed. https://en.wikipedia.org/wiki/Behavioral_modernity https://en.wikipedia.org/wiki/Behavioral_modernity It’s possible this might have been a result of the developments of prefrontal synthesis some 70k years ago. https://essentials.news/ai/research/article/acquisition-prefrontal-synthesis-around-70000-years-ago-a0d64c6989 https://essentials.news/ai/research/article/acquisition-pref...