Now here's an interesting spin on a hoary topic. Forget about whether it's anti-Semitic to criticize Israel; the hot new Mearsheimer/Walt thesis is whether or not staunch defenders of the Jewish state ever resort to calling critics of it anti-Semites. Ain't that a meta kick in the head?

Say, what happens when matter and antimatter occupy the same space? Is it anything like watching Michael Lerner and Alan Dershowitz out-vaudeville each other on CNN? And will Paula Zahn ever wear Eli Tahari again after today? Find out below.