Because he would have to be a victorious candidate for a MAJOR office to get such a position. Now if he had WON well then it is different though he would still be too inexperienced. We don't need a right wing Obama fantasy here.
This isn't an Obama fantasy. I offer this: other people have written that a Governorship is the best way to obtain the Presidency. Mike Steele was an elected Lt. Governor, so he has won before.
Who would you present for candidates for VP?