The Jaker

Basically, I agree with the Ambinder-Cillizza take on the question - namely, that Sarah Palin might well be a formidable contender for the GOP nomination in 2012 even if she's massively unpopular with the sixty-five percent of America that doesn't vote in Republican primaries. In an Obama-era GOP, where the various factions and candidates are competing for control of a increasingly purist rump, isn't hard to see a scenario in which Palin unites evangelical voters and talk-radio conservatives - constituencies that split between Huckabee and either Romney or Fred Thompson, respectively, in 2008 - and rides that bloc to victory against a field that's just as divided as it was in '08.
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What's very, very hard, though, is to see how a primary campaign fought and won along those lines would put Palin in a position to actually win the White House