In my view, segregating the world by values would actually be really good. People who have very different belief systems should not try or be forced to live in the same country.
But the problem is it's not just by values. It's also by wealth and intelligence and education. If you have half of the world that is really poor, and anyone that is intelligent or wealthy automatically leaves, then they will probably stay poor forever.
If it's worth saying, but not worth its own post, then it goes here.
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