Charles Palen writes in to share his RC telepresence car. By combining a remote control car, netbook, and his homebrew USB-based RC Interceptor, he was able to create a robot that could be controlled over a WiFi connection. To make it a telepresence car, he used the open source Red5 Flash server to stream video to and from the bot.

I’d like one of these to use to spy on my cat when I’m not at home. What would you do with one?