Yeah, I agree with letting the company repo the car. He'll take a hit on his credit but it's better than the alternative.
What really s@cks is that you have to sit back and watch him pine over this crazy biatch. While it's not uncommon for them to have a period of withdrawal from the OP, this seems....extreme. And the more extreme it is, the more insulting it must seem to you.
I wouldn't put any part of your life on hold for this. Get out and LIVE your life. Don't be the reliable Plan B - he may snap out of it sooner if it dawns on him that other men might be interested in your fabulous self.
