You can read John Hawks, quoted in this post's linked NYT article, with his own take on recent findings[1], echoing many of the points made by Razib Khan. Even Chris Stringer, one of most vocal & staunch advocates for a simple Out of Africa has recently walked that back [2]
If you are reading experts still standing behind a simplistic Out of Africa model after all the recent findings of archaic admixture and incredibly deep splits in human populations, I'd be very curious to see some links to papers/articles.
[1] https://medium.com/@johnhawks/the-story-of-modern-human-orig...
[2] https://www.edge.org/conversation/christopher_stringer-rethi...