By now, I imagine you've all seen it. But in case you haven't, allow me to be one of the gabillion embedders:
You know what the difference was between this and Meet the Press? Jon Stewart wasn't doing this because he wanted to, he wasn't fomenting controversy to up his ratings. He wasn't doing it to shore up an ideological position. He wasn't doing it to be one of the kewl kids. There was nothing, in short, cynical about it.
He did it because, goddammit, it needed to be done.
I wonder if David Gregory was watching?