300,000 years ago, nine human species lived on Earth. Did homo sapiens exterminate the others?

[Tumbulu]

3. I like the theory that we were better at sewing

And that the clothing that modern humans made for their babies and children gave them a 1 % boost in survivability and this over time made modern humans have the edge.

I don’t rule out these events of violence. They may certainly have played a part in the story. But I find it all too typical that focus is placed on the dramatic rather than the normal day to day things, such as improved fine motor skills resulting in improved rate of survival of young.