1.4 trillion alien civilizations across the universe without any source of undeniable contact after 70 years of sending signals out into space? <br><br>One would think that with such an abundance of intelligent life potentially existing for billions of years, the “vastness” of the universe as we perceive it would be so trivial and the technology so advanced, that it seems nearly impossible for there to be no smoking gun evidence of intelligent life yet. <br><br>I’m not saying it doesn’t exist, but put me into the more pessimistic side of the estimates; this is a rare and very special set of circumstances we’re in. I think if it wasn’t, we would know that by now.