communication has always been an issue in our marriage but it didn't bother me because there were no issues
Huh? isn't that a contradiction?
As you said, IF this R were in a healthy state. If that was the case you could go back to the communication issue that isn't an issue and work on that.
I think your C is getting you on track. That's nice.
Live your life while you are still living. Riding the trail less traveled.