Comment Endeavours are things you've *done*,not thought up (Score 0) 131
His more earthly endeavors have included electric cars, home solar power
Okay, so far so good.
a transportation system called the Hyperloop
If we're allowed to count things we haven't actually yet done among our endeavours, I need to rewrite my CV.
a space based Internet
That... doesn't sound very earthly.
and, most recently, a battery that can power a house.
That's another thing that's only been announced.