Well, Rose was not broken so much as drifting. She had a reasonable life, but it wasn't going to ever make more of her or let her grow beyond what she already had.

Yeah, but it's Jack and he couldn't even be bothered to feel up Donna when she offered. The utter horrible defeat is just not in his usual mode (though, as I said, understandable). He just seemed a bit off to me is all, so I was speculating.