Old Dog, I'm sure that hurt 50 times more than you said here. I wish I could say anything helpful, but all I've managed in my own sitch is to get my STBX to cry with self-pity that he doesn't want to be "that guy" and for me to be mentally ready to move on.
This stuff takes time. You're doing everything right. Listen to Ahoy, it will help.
Me42, H40 D12, S8, S7 A revealed: 7/13 Sep 4/14; Agreed to D 1/15