German bike-maker Silverback has a new bike that incorporates a dynamo into the wheels that powers a recharging USB port on the handlebars, so you can charge your phone or tablet while you ride.
The Starke 1 and 2 models come with a USB port that uses power generated from a dynamo front hub to provide a charging point for gadgets like GPS units and smartphones
2012 MODELS – SILVERBACK TECHNOLOGIE GMBH
(via O'Reilly Radar)