The backers fund something they think is interesting, and they're certainly aware of that. Most big inventions started as seemingly useless projects that requir

The backers fund something they think is interesting, and they're certainly aware of that. Most big inventions started as seemingly useless projects that required lots of money. Sure, this is as far away as the Wright brothers from a transatlantic passenger jet, but with foundational research, you never know where you end up. If it runs this fast with a human, imagine hooking a small motor to it. How far could you travel with one liter? How about a pedelec version to get a semi-long-distance consumer bike? Could you maybe put the thing on rails and have human-powered trains or trams?