His wife doesn't want a payoff. She knows that the real cash is in staying, just like Kobe's wife did.
These sports figures wives KNOW that their husbands screw other women all of the time. They just don't like it thrown in their faces and sometimes lose their tempers about it, which is just what happened here. If Tiger hadn't had that accident due to her chasing him out of the house, none of this would be out right now.