No one has yet found a way to keep the thoughtless, mindless and noisy peoples of the world out of its concert halls and theaters, and incidents of audience misbehavior have been mounting of late. Perhaps what’s needed is a strategy from completely outside the musical marketplace: Starbucks, say. “Starbucks, it seems, faces the challenge of encouraging its customers to linger a while, but not to fall asleep, and certainly not to change their socks. People should feel comfortable, but not too comfortable, because that… is when they can start to behave in unwelcome ways.”