Even larger communities. I don't think nuclear family is actual the natural state for our species. But recent invention.
Things start to scale much better once you get to bigger family units, with 3 or even 4 generations present. Grandparents, uncles, sisters and brothers of different ages. Looking after the kids. Or in tribal society whole tribe up to 100 people.
Things start to scale much better once you get to bigger family units, with 3 or even 4 generations present. Grandparents, uncles, sisters and brothers of different ages. Looking after the kids. Or in tribal society whole tribe up to 100 people.