Confrontational robots may ask you for change

Frank Garvey is the founder and director of the OmniCircus, an art space in San Francisco that houses music, paintings, and robots. From performances inside the OmniCircus to out on the streets of the city, Garvey's robots are meant to incite dialogue about class and the absurdity of a rich society that houses ghettos. Hear from Gravey and see his robots in action. CNET News.com's Vincent Tremblay reports.