A brilliant column. Money quote:
The leaders of the Republican coalition know Romney will lose. But some would rather remain in control of a party that loses than lose control of a party that wins. Others haven’t yet suffered the agony of defeat, and so are not yet emotionally ready for the trauma of transformation. Others still simply don’t know which way to turn.
He's an empty vessel, a device not a candidate. McCain is now easily the most viable national candidate for the GOP. He's this year's version of John Kerry in 2004 - the guy you marry after you've dated everyone else.