You can forget about that. Romney is no Conservative, and if he wins tomorrow, then it will be his turn to be primaried in 2016. If Conservatives shut up and drink the GOP-E hemlock in the aftermath like you suggest, then the Conservative movement will be dead. Period.
You can’t reach across the aisle when the other side slides over to the far-far left and rolls up in the fetal position. Which I suspect is what will happen.
You are probably right, but half the FReepers will do everything to make sure he gets renominated even if he turns out to be RINO-ish