As a sanity check, is this the guy launching a crap-ton into space for the future of humanity?

I agree with this, but it lacks the ‘pretentious air’ about the individual. A charlatan or poser equally partially describes this. This actually seems to be a missing term.

Nothing about the massive data centers using tens of times the water at best? https://www.eesi.org/articles/view/data-centers-and-water-consumption