Forgive me if my formatting is lousy, this is my first diary.
A new Pew poll suggests that Clarke's revelations haven't really changed anyone's mind on the bottom line -- Bush support is about the same:
http://people-press.org/reports/display.php3?ReportID=208
This suggests to me that those inclined to back Bush are tuning out the substance of what he's saying and interpreting the whole ruckus as more partisanship.
Without a smoking gun this is just going to be he-said/she-said. Probably even with a smoking gun. I blame the press corps.