Mate there’s an old fella lives around here pops in for a chat from time to time and he designed solar roof tiles that would power a whole house 90% of the time he made his money from it but the energy company that bought it put it straight under lock and key because they don’t really want it go right back to Nicolas Tesla nothing to do with the Barbie car but he had free leccy for all years ago and was killed for it everything boils down to power control and money