 Because if you wait to get back in the dugout and you correct somebody, you may get let up a home run. You lose a game. So if you have the ability to watch him, and that's what a catcher should do, watch every pitcher just to see what he's doing when he's doing it right. So to recognize when he's not doing it right, what he's doing wrong, and you try to help him at that point. But you have to know, and you should know.