On Friday night’s All Things Considered, NPR’s “conservative” analyst David Brooks appeared with liberal E.J. Dionne and sounded all his typical notes. He repeated against after the mass staff exodus that Newt Gingrich “couldn’t run a 7-Eleven,” with this amendment: ” I think I said on the show a couple of weeks ago the guy couldn't manage a 7-Eleven. I don't think he could manage an ATM machine.” But he also trashed Rush Limbaugh. Brooks insisted Limbaugh and other conservative talk-radio hosts “do not deliver votes.” This being NPR, no one asked Brooks how many votes he delivers in GOP primaries, but the New York Times columnist insisted no one’s going to get elected in the GOP running with a