You kid, but I foresee a future where stagnant countries fight over the immigrants from the last few countries that are reproducing. This is not just a problem in Korea.

https://en.wikipedia.org/wiki/Total_fertility_rate

Blue on the map indicates negative fertility rates. The economic systems we have will be destroyed by not having new entrants to the ponzi for the old to retire on. We will realize that expecting the economic growth forever we are used to without population growth forever is folly.

https://www.pewtrusts.org/en/research-and-analysis/issue-bri...