A key period in human evolution wasn't in Africa – David Reich

This is quite interesting..... the background print on the wall is also trees with branches..... looking to me anyway..... interestingly also..... many different cultures believe they are from other alien groups...... I think this man's speaking... David Reich.... has a close idea of that.... but yet far away... but closer than what I think is the truth.... https://www.youtube.com/watch?v=1SbyMBvJzkE