We’ve seen the phone/oyster card hybrid, and the barcode scanner/phone hybrid, and we’ve long had mp3 cameras and cameras built into our phones. Enough? Not for Japan. Their attitude is “let’s see what else we can cram in there!”. They’ve put your car key into your mobile. At the moment it only works with Nissan vehicles, but it can remotely lock or unlock your car, as well as starting or stopping the engine. It’s not on the market yet, but they’ll be demonstrating it at the CEATAC conference in Tokyo on Sept 30th.