for that matter, why aren't HUMANS everywhere
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if ~1 is surprisingly low population of civs in observable universe, why is 6 billion not surprisingly low population of humans on earth?
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"because its a larger number vessel" ok but seems like the relevant thing is it's nowhere near as many as would fit
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"also its more like 8 billion nowadays vessel" i'm sorry
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End of conversation
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The smart (and surviving) alien civilizations make every effort to remain hidden. They can still observe without being seen, with clever super-telescopes, nano probes, and so on...
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define “observer”?
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