I completely agree with Cat--your H is in a depression, trying to fill a void with anything and everything, when really, he needs to fill it with himself.
Baby steps are good. hopefully, he will realize that he needs to work on himself.
H & I, both 32, together since 18. *M 7/03, A since 9/06. Bomb 7/07, H ended it w/ OW 9/08 * Agreed to D 6/09...very hard *D 8/10 * At peace, have become great friends w/ X-H and his new GF