The big picture of the 21st century is civilization vs. the third world (especially Africa and Islam)...pic.twitter.com/uhag5ZRJWp
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sure, you could go full isolation, no mixing, eventual speciation, but you would miss out on any competitively advantageous
new mutations that pop up elsewhere. In some cases, that could mean that your group will lose out and get destroyed
by those who outcompete you
so on the one hand we have preservation of one's own group's uniqueness and propagating one's own gene
copies, and on the other hand we have group competition. The answer is to make sure you end up winning, and sometimes that
may take a little bit of outgroup incorporation
Agreed.
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