Los Angeles to San Francisco in 30 minutes? In August, billionaire entrepreneur Elon Musk announced his vision for Hyperloop, a levitating train that would shoot through a low-pressure, above-ground tunnel at 760 mph. Musk is famous for futuristic transit, such as his electric car company Tesla Motors and commercial space travel business SpaceX. But he has no intention of building a functional Hyperloop. His aim was to generate buzz with the idea, in the hope that others would develop and build it.
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