8 years ago another billionaire ploughed millions into space to harvest solar power and beam it back down to Earth

Caltech received $100m for the project and is only just telling us now

Billionaire Donald Bren was behind a quiet $100m donation in 2013 that established Caltech's Space-based Solar Power Project (SSPP) in an attempt to harness solar power from outer space, the California private research university revealed this week.…

from The Register