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by sdwr 1003 days ago
If I understand correctly, the crux is this graph?

https://www.ncbi.nlm.nih.gov/core/lw/2.0/html/tileshop_pmc/t...

Showing total # of male ancestors (left) and female (right)

I guess writing, agriculture, and fixed settlements allowed for dominance on a far greater scale. There's a natural limit to how much power you can project without technology.