You are not wrong in any way, shape, or form. I don't disagree with anything you said.
She is circling because she is still trying to find a way to predict why H was with OW, if he really has learned, if he will really keep his promises, and basically she is waiting for the other shoe to just drop. It may, it may not. It is really up to her in so many ways.
Like you, I want to see her do this right, and pushing and talking about it, will probably backfire. But she does have to process and deal with her feelings or the insecurities that she will have/has will also backfire in her face down the road. That is all I was really trying to say. Simply in a different way. By looking at what is underlying the actions because as we both know, it is not a simple as just saying, it really doesn't matter. If life were that simple......
"Acceptance doesn't mean resignation. It means understanding that something is what it is and there's got to be a way through it."--Michael J. Fox