All of them. They couldn't establish themselves enough to leave any important traces in history and are effectively erased. Sexual liberation is not a new idea, the reason why it's not traditional is because it is unsustainable and can never grow to a tradition

You do realize people can have sex, procreate and raise families without marriage, right? "Sexual liberation" doesn't negate sex, it only negates the proscription of involuntary sex and gender roles through patriarchy.

Also:

>All of them.

All of whom? Surely you can give us specific examples. Your certainty must based on solid archaeological and anthropological evidence, right?

We complain about ChatGPT making brazenly false statements with complete confidence, yet we have humans out here saying things like this.

You're using your lack of evidence as evidence not of absence but of presence?