During a conference call on Monday, Tesla and SpaceX CEO Elon Musk dished out the
details of his "fifth mode" of transportation -- a lofty and innovative system that's unlike
anything ever built.
Laying out his vision and answering questions on the futuristic-sounding plan, Musk
sounded confident his big idea could get done.
The proposed cost for the Hyperloop transportation system, which wants to get you
between San Francisco and Los Angeles in just 35 minutes, Musk says, is about $6
billion.
That sounds very cheap and fast compared with the current California high-speed rail
