This feels very cynical, but what incentive does NASA have to do research showing alien life is not very likely in our solar system?
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We know so little about this, that we can't even begin to estimate the probabilities. It seems like other things are known potential dangers to us, no?
Researcher: “with this new device we think we can attempt to create a gravity wave in the lab” Professor: “we should consider whether this might violate the 2028 embargo on dark forest beacon technology”