When he is no longer.
It always surprises me how many people think escaping to space is a solution to our problems. This is the species level equivalent of running away from our problems.
If we can’t survive and coordinate our species on the planet we are evolved for - how are we going to do it in the most inhospitable environments we can imagine?
Where ever we go, there we are.
I agree romathew, but I think many people (including here) are afraid of a degrowth movement. But maybe crypto could help to incentivise degrowth initiatives.