I agree - it sounds like everything is not coming up roses for her, but she isn't, in my limited opinion, ready to come home or really work with you on things beyond son/therapy time. I would say she needs more time to come through the anger and realize what she's done. She feels out of control w/ money, so she's trying to make that your fault too.
Faith is, at one and the same time, absolutely necessary and altogether impossible. --Stanislaw Lem