Elon Musk wants to turn Tesla Roadster into a hover car

Elon Musk was on Joe Rogan's podcast for the third time, and you know what that means: wacky, unfiltered ideas directly from the mind of the world's richest man. 

Some were fairly pedestrian; for example, the Tesla and SpaceX CEO described a solar-powered electric van, saying it makes more sense to use solar panels on a van...