Regular Giz readers will have seen countless crazy homebrew inventions powered by the DIY Arduino platform — but this could be the strangest yet. How about a robotic tail that's controlled by RFID "mood cards", or a Wii Nunchuk? Yep.
Perfect for your next Furry get-together, the mood cards will make the bushy tail wag about in pre-programmed ways. Alternatively, a Wii Nunchuck is used to shake things up with manual control.