Lex Fridman Podcast
#455 – Adam Frank: Alien Civilizations and the Search for Extraterrestrial Life
Adam Frank
But that still, that wouldn't be long enough to really pop up the number of civilizations in the galaxy. So you really need it to be, like, hundreds of millions of years. And that raises a question which I am... very interested in, which is how do we even talk about, I call it the billionaire civilization, right?
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