That's not mainstream, it's just moron fodder that Youtube recommends to young white males. That list is a reflection of cultural decay, a vacuum where charlatans consume the empty intellectual space.
[1] https://news.ycombinator.com/item?id=25534961
[2] https://news.ycombinator.com/item?id=25533794
[3] https://www.currentaffairs.org/2018/03/the-intellectual-we-d...