Although this is this maker's first attempt at Roomba hacking, we applaud the fact that he is attempting to make his Roomba less robotic, and more manual. By connecting up a Wiimote to his Roomba, he has built the world's first "Wiimba" and has basically changed the entire automated system into an old fashioned vacuum cleaner of sorts.
Wiimote+Roomba=Wiimba
http://blog.makezine.com/archive/2008/06/wiimba_combines_robotics.html