"But the real talker of the festival — non-music category — had to be the life-size version of the old Mousetrap game, created by San Francisco artist Mark Perez. Between sets on the main stage, people crowded around to see if the giant Rube Goldberg machine — an engineering marvel that included a crane, a lot of stairs, a 350-pound cast-iron bathtub and a two-ton safe — would result in the smashing demise of a Toyota."