“I’ve never paid much attention to the music scene here,” says Black Moth Super Rainbow’s frontman Tobacco about nightlife in his hometown of Pittsburgh. “It’s the opposite of a scene. People don’t want other bands to get out of the city. They just want them to stay stuck, unhappy, in Pittsburgh.” So when it came time for the psych-electronica group to record their latest disc, Dandelion Gum, the five pseudonymed members (Tobacco, bassist Power Pill Fist, keyboardist Seven…