This little robot is a life saver. I bought one a little while ago and it is a workhorse and can find its way out of the most confusing obstacle course on our floor. For more info go to www.irobot.com . They say in 10 years every household in America will have a robot of some way shape or form. Sound silly, will robots are now assisting with surgery's in America's hospitals. If some one told you that your phone would be able to shoot pictures, video, allow you to watch TV listen to music and satelite radio and send emails in 1994 you would have thought they were crazy too but today they can.