if we are discussing civilizations whose apparent absence in the sky is suspicious, those recreate a huge chunk of our own civilization.
I see absolutely no reason for that to be so. Generalizing from the sample of one is foolhardy.
Generalizing from the sample of one is where you get the idea that we’ll see them from. edit: let’s just agree that the assumption that aliens would be visible has uncertainties, that are much larger for some really really alien unimaginable aliens.
I see absolutely no reason for that to be so. Generalizing from the sample of one is foolhardy.
Generalizing from the sample of one is where you get the idea that we’ll see them from. edit: let’s just agree that the assumption that aliens would be visible has uncertainties, that are much larger for some really really alien unimaginable aliens.