SMV, (l-r) Victor Wooten, Stanley Clarke, and Marcus Miller Assembling a supergroup always seems like a good idea — in theory. Practice proves otherwise, often leading to disappointment in the form of terrible music. The trepidation associated with SMV, a group co-led by groundbreaking bassists Stanley Clarke, Marcus Miller, and Victor Wooten, and their new release, Thunder, came in several forms. Would this album be a chops-fest for these master technicians? How do you…