> In just 3-5 generations, the people who will own the Earth are those in cultures or subcultures that have lots of children even in the presence of birth contr

> In just 3-5 generations, the people who will own the Earth are those in cultures or subcultures that have lots of children even in the presence of birth control Where have I seen that argumentation before... oh yeah: https://en.wikipedia.org/wiki/Nazi_eugenics#/media/File:Bundesarchiv_Bild_102-16748,_Ausstellung_%22Wunder_des_Lebens%22.jpg https://en.wikipedia.org/wiki/Nazi_eugenics#/media/File:Bund... That was 3-5 generations ago, yet somehow didn't come true. For this to really work like you state, * the cultures have to be stagnant * income has to be stagnant * zero movement between cultures has to take place and so on. > Because while a lot of cultures and subcultures are choosing not to have lots of children, it is not uniform by any means. It is when you control for income, though: The more wealthy nations become, the less children get born. Even inside the US, when you group by income brackets: https://www.statista.com/statistics/241530/birth-rate-by-family-income-in-the-us/ https://www.statista.com/statistics/241530/birth-rate-by-fam...