There is an unlimited source of energy right under our feets, if we can figure how to access it. It is the heat of the earth's interior, which even now is working its way through the earth's crust in unfathomable numbers of BTUs.
Elon, I hope you're reading this! Your Boring Company needs to go vertical and not just horizontal.
Wait until you get 4 grain elevators (at least one is a “dryer”) put up upwind of you, about 300 ft. away...