re: But would we really know if we were in a Kardashev Type 3 Civilization?
Too many star systems...
That's what I call the "large number fallacy" touting "billions and billions" while ignoring our complete ignorance about the probabilities for...
life starting, what if it's p = 10 exp minus 100 or something like that?
stable solar system environment over gigayears
multi-cellular life evolving (took a long time here)
animal life evolving
big neurosystems, inevitable or a cosmic fluke?
technology, inevitable or a fluke?
