I don't think you're alone with these thoughts. The absence of evidence of other sentient beings (Fermi paradox IIRC) is an input to the theoretical Great Filte

I don't think you're alone with these thoughts. The absence of evidence of other sentient beings (Fermi paradox IIRC) is an input to the theoretical Great Filter. EDIT: I misread what you wrote. It's not quite as related. But maybe only a little.