People are talking about how subdued the floor is. Normally Republicans in convention are whomp-'em, stomp-em full of cheers. They interrupt the speakers too much! But last night Chris Christie said a few lines that you knew he knew would garner big applause, and he got what a young speechwriter this morning called "crickets." It happened to Ann Romney a few times too. I asked a US senator from the midwest if he'd noticed and he said yes. His staffers, standing with him, nodded and wondered aloud: Is it the high number of Ron Paul supporters, who aren't that enthused? Maybe, said another, it's in the nature of...