I thought I was doing a good job, but when my wife called and said that this is an example of how "nasty" I can be...
And this is why enlisting the support of family is not a good idea.
You know her family disapproves of the situation. Let them provide their own counsel to your wife -- if she bothers to ask them; since you've turned them against her (in her mind), she may not do so.
Me: 44, Wife: 39 M: 17 years T: 20 years Bomb on 08/25/09 1/13/10: MC started 1/28/10, 2/8/10: More bombs 8/28/10: Wife moved out No talk of D, no movement