The trouble for the other high profile and cabinet members is that by their act of cowardice and unwillingness to remove brown from his current position, they are potentially casting themselves into the political wilderness.
For example, when you look at the leadership of the tories, how many of them had close affiliations or high ranking postions with Major? And before this, how many labour leaders were there before Blair landed the job?
It seems a bit optimistic to assume that cameron will make a complete pigs ear of it over 4 years - after all, labour have left him a listing ship, which it will take longer than 4 years for the electorate to forget.