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by gte910h
5252 days ago
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Right. So wisdom teeth, cancer and age-related poor vision are all AWESOME, let's leave those in too. Evolution doesn't have a purpose. It's just stuff that happened to work out. The fact that really long lived humans don't exist now doesn't mean they shouldn't, it just means they didn't happen to exist in the past and show a particular advantage then that was bigger than the advantages other groups had. It doesn't mean they ever existed, so they may be far MORE optimal. Evolution trends towards local fitness maximums for given solutions when there is competition for scarce resources. It doesn't find global solutions necessarily, nor does it even get to local maximumums even. |
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There is a difference between a malfunction and a trait. A malfunction happens to some people, but always a minority. All of the things you mention are malfunctions.
Aging happens to all of us. It is a trait. At this point, I'm sounding like a broken record, but there is a mountain of evidence that suggests our lifespan is highly selected for by evolution. Please look up the Red Queen.