So you have other areas you should focus on. I believe people's belief systems get in their way and they have "one" way of behaving. Michele talks about the 180s. This thought process opens up a huge area for personal growth in all kinds of behaviors.
My spin on this is if you always go left, you are going in circles. If you learn to go right, you will just go in circles the other direction. The key is to learn to change directions as needed. Then you are in complete control of going in the correct direction, anywhere from 0 to 360 as needed.
This is why I questioned just one of your statements. You can challenge your belief system. If you see areas for positive change, then you can work on it. Sex is one of several indicators that the relationship is healthy. Identifying the unhealthy areas and addressing your issues during this phase of the process is important.
"What is best for my kids is best for me" Amor Fati Link to quotes: https://www.divorcebusting.com/forums/ubbthreads.php?ubb=showflat&Number=2879712