I'm glad you're thinking about the long-term prospects of humanity. Your point is well-made that a technological regression, at this point, would be exceedingly

I'm glad you're thinking about the long-term prospects of humanity. Your point is well-made that a technological regression, at this point, would be exceedingly difficult for future humans to reverse. If humans do not spread life beyond earth, then life will not survive long-term. It does feel like we must succeed in this first great technological expansion, or we might never succeed, and fall prey to Fermi's Demon.