We already have gravity-based electricity generation ...
... it's called hydro-electric.
The clue is that in order to generate a useful amount of power you need to drop something weighing as much as a lake by the height of a massive dam! This guy's setup will generate as much power as you would expect - approximately three tenths of fuck all.
(
Ugi , it's a game of give and cake, Mon 29 Jun 2015, 2:07,
Share,
Reply)