Music After revealing his approach in last night's speech, DJ Spooky dispenses with the theory and dives into the practice. He'll be spinning for the ICA's Experiment, and the ICA lobby will turn into a dance floor. Ghostdad, Kingdon, DJ Lone Wolf, DJ Die Young, and Baltimoroder will be on hand. Learn more about this weekend's DJ Spooky marathon. ICA Boston, 8:00 pm until midnight, $20. DJ Spooky not enough for you? Thunderdome X featuring......