And you will get crumbs unless she has a reason not to give them to you. Most of these WAW will not "back out" of being in the affair. Even if the affair partners "break up", if it was "friendly", she will go onto the next.
What may get her looking at the M more critically is if the affair partner dumps her in a bad way, or she's near threat of losing her job, or some kind of big life trouble that makes her take a status check of everything she's doing.
For now, for all of us in these situations "thats not your wife" - at least not the way she is carrying on.
