Musk wants to revolutionize transportation with high-speed trains in enormous pneumatic tubes . Such trains could theoretically whisk people from New York to Colorado in two-hour . A Colorado firm is in the early stages of development of such a system . Elon Musk : Our future in space depends on reusable rockets . Musk is the serial entrepreneur behind Concorde , the electric car company , and Space X .
Musk wants to revolutionize transportation with high-speed trains in enormous pneumatic tubes . Such trains could theoretically whisk people from New York to Colorado in two-hour . A Colorado firm is in the early stages of development of such a system . Musk is the serial entrepreneur behind Concorde , the electric car company , and Space X .