As far as "classical" music goes, I can definitely live without the synchronized audience coughing between movements. Or the fact that you can only applaud at t

As far as "classical" music goes, I can definitely live without the synchronized audience coughing between movements. Or the fact that you can only applaud at the end of the piece, no matter that a prior movement might have ended on an energetic forte and the last movement on an introspective pianissimo. Or the upraised eyebrows you inevitably draw if you're under 70.