If you build it, they will come; so the saying goes. And robotics-loving Mindstorms NXT-enthusiast Leon built it. What exactly? Well, a car. But not just any old brick-mobile, one you -- yes you -- at home can control via Skype. How does one conjure up such sorcery? By training a light sensor on a laptop screen, for receiving Skype calls, a soupçon of screen sharing, all mixed with a little web code so you can pilot remotely. The final lap is over a Bluetooth connection, plus there's a clever self-charging system originally featured on these
