Prototype Car Uses iPhone for Ignition

The iChange concept car doesn't need a key -- the motor is started and stopped by an iPhone. Created by Rinspeed in Switzerland, the prototype vehicle uses a state-of-the-art 3D navigation system to calculate eco-friendly routes, and its 150 kilowatt Siemens-built electric motor can accelerate from zero to 62 mph in 4.2 seconds.

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