08-18-2016, 11:08 AM
(08-17-2016, 12:19 PM)Rotobeast Wrote: I've often wondered if it would be worthwhile to implant crystals into highways and gather energy from the weight of traffic.
There is an airport or a mall in Japan that uses the foottraffic on the floors to produce energy. It is not with crystals, but it is a legitimate source of energy.
