Elon Musk to SXSW: Rockets and electric cars "dumbest" possible business ventures

Elon Musk success with the Falcon Heavy reusable rocket, with a Tesla Roadster heading toward out to space, reveals his grand plan for colonizing Mars. Tesla CEO Elon Musk is also the CEO of SpaceX. Elon Musk seems to have never met a business idea he didn't like, the wackier the better. He's in! Drill tunnels under major cities? Give him a shovel. But if there's a method fueling Musk's madness, it's identifying society's long-term needs and hoping that being ahead of your time eventually yields a financial windfall.