The musical Roomba

The Roomba is the famous robot vaccum cleaner. HOwever, it's also a hacker's fave tool. Now, hackers have turned the Roomba into a musical instrument, albeit a crude one. With the software called RoombaMidi running, you can make your Roomba move and light up according to preset Midi instructions. There's also a demo video of the Roomba grooving to Super Mario Brothers on the site. Neato.