You don't have to own a Tesla to see the economy that is around anything that Tesla works with, which includes the companies who share Elon Musk in their founder/exec/board list. Tesla the EV self driving car company is only getting started and because of it's success, has a lot of problems to deal with the at-scale world of cars. But there's space and everything in between that the mysterious blunt-honesty truth-seeking leader will bring to market for good (or perceived evil).