Dreamer, I would say, sure he does, for now. She has an expiry date. He is using her, although maybe unaware, for this part of his journey.
I read somewhere how long the thrill lasts in newly weds, and it isnt that long, so wonder if the same for MLC, depending on the interaction between them and OW. More exciting the more they are apart.
Even in healthy marriages, it evens out, so when he progresses, he will no longer need her at some point, and out she goes. or she might dump him, and he will find another if he hasnt progressed. Something he needs to do.
Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.
Albert Einstein