Just so you know, it doesn't matter if I think you are right or wrong, all I can tell you that from living on these boards for a very long time I can honestly tell you what works and what doesn't.
I made every single mistake in the book, and I am not too proud to admit it. The biggest one was allowing the OW to have too much headspace in my life.
The majority of WAS's do end up choosing their Spouses, but the biggest problems lie in the fact that the LBS's has no ability to forgive or to make the changes to themselves to allow their Spouses to come back home.
The focus needs to be on you, on God and not him, not her.
There can be no testimony without a test. I am praying to go through this test and come out the other end with a new and better marriage then before.