Splitting the conservative vote between Bachmann, Gingrich, Santorum and Perry will allow Romney to win the nomination over Cain. That’s his strategy and, unless some of these candidates who haven’t got a chance withdraws, Romney will end up stealing the nomination and give Obama another four years.
2 evils still = 2 evils, even though 1 is the lesser of the 2 evils, they just go about it slower.