Fermi Paradox (Where are the Aliens?)

[Otokichi]

I was looking hither and yon on YouTube, when I came across "Curious Droid" on a 1992 (!) proposal for a manned mission to Mars! The history of going from "steps on the Moon" to "exploring Mars" was fascinating, but there was a link to "Isaac Arthur" and future Mars missions. Intrigued, I looked over a number of his previous (back to 2015) musings on "SETI," "Stupid Aliens," and "First Contact." Here's an updated version of a 2015 vlog on the "where are the Alien civilizations"?