How to Be a Gentle Folk in Sports

Tennis, golf and snooker are the only sports where you're not allowed to make a noise while the point is on. The idea is all let them concentrate, everybody be quiet. How come that's not put that line-in-tric and penalty? I guess what people could do if they had enough of them was just not to shut up. And they couldn't kick them all out. Oh, they would. They would.