There were nearly as many people on stage as in the crowd at the Echo last night to witness the phenomenon that was a 35-minute set from Dark Meat, the 17-piece psychedelic rock collective from Athens, Georgia. Dark Meat has been tearing up small venues in the South for a few years. Now signed to Vice Records, this orgiastic cacophony of punk vocals, horns, gospel, double drums, and manic prancing on the dance floor made......