The next phase of transportation technology, which could eventually replace the entire shipping industry, is under development, Forbes reported today. In a 3,500 word feature that will appear in the March 2nd issue, Forbes staff writer Bruce Upbin examines two companies that are racing to design and test a "Hyperloop," an 800 mph vacuum tube transport system concept proposed in a 2013 white paper by Tesla and Space-X founder Elon Musk. "It’s hard to overstate how early this all is," writes Upbin. "Yet it’s equally hard to overstate how dramatically the hyperloop could change the world.