Comment by aspenmayer

> > No, but you could do enough of it in secret with Elon Musk resources to prove that it's both planetarily viable and doesn't cause catastrophes by existing and then lend your political weight to having it scaled up globally. By the time the public heard about it, it would already be a done deal.

> Mind doing some math and showing your work?

I don’t see how anyone could spend tens or hundreds of billions of dollars in secret, so I’m not sure how important it is to show their work. I found the premise a bit absurd.