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David Kipping

๐Ÿ‘ค Speaker
See mentions of this person in podcasts
3715 total appearances

Appearances Over Time

Podcast Appearances

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

So there's 20,000 years left in the clock.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

That's a typical doomsday argument.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

That's how they typically lay it out.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Now, a lot of the criticisms of the doomsday argument come down to, what are you really counting?

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

You're counting humans there, but maybe you should be counting years, or maybe you should be counting human hours.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Because what you count makes a big difference to what you get out on the other end.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

So this is called the reference class.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so that's one of the big criticisms of the doomsday argument.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

I do think it has a compelling point that it would be surprising if our future is to one day blossom and become a galactic spanning empire.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Trillions upon trillions upon trillions of human beings will one day live across the stars for essentially as long as the galaxy exists and the stars burn.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

we would live at an incredibly special point in that story.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

We would be right at the very, very, very beginning.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And that's not impossible, but it's just somewhat improbable.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

And so part of that sort of irks against me, but it also almost feels like a philosophical argument because you're sort of talking about

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

souls being drawn from this cosmic pool.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

So it's not an argument that I lose sleep about for our fate of the doomsday, but it is somewhat intellectually annoying that there is a slight contradiction now, it feels like, with the idea of a galactic spanning empire.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

It would be incredible.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

It would give you such a fresh perspective as to your entire existence and what it meant to be human.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

Yeah.

Lex Fridman Podcast
#355 โ€“ David Kipping: Alien Civilizations and Habitable Worlds

I loved what William Shatner said after his flight.