Shweeb , a pedal-powered monorail , wins $ 1 million from Google . Inventor pushes `` a system that would change the world '' and it's all done in his garage! " But expert sees more potential in light-rail trains and plug-in hybrid cars .
Shweeb , a pedal-powered monorail , wins $ 1 million from Google . Inventor pushes `` a system that would change the world '' Google says Shweeb could be a low-cost , eco-friendly solution to traffic woes . But expert sees more potential in light-rail trains and plug-in hybrid cars .