I'd say so far, he's gotten a free pass in the debates, and no one has run an ad campaign to show who he really is.
He may not be adulterous from his wife's point of view, but he's being worse than adulterous when he claims to be a conservative.
"If we must have an enemy at the head of Government, let it be one whom we can oppose, and for whom we are not responsible, who will not involve our party in the disgrace of his foolish and bad measures."
- Alexander Hamilton
NO ROMNEY ! It is better that an alert populace deals with an open enemy (with our soon held congressional majority) than a slumbering populace trusts a Benedict Arnold.