Why did Google bet $1 million on Shweeb?

	By Kyle Almond, CNN October 18, 2010 -- Updated 1935 GMT (0335 HKT) | Filed under: Innovation

• 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