"Equipment failure" is what behaviorists call a natural consequence. It doesn't keep them from still wanting to make the effort and then there's always viagra... I found I enjoyed higher quality sleep, on the couch, away from the snoring and stink. I've always been happy to return to the bed for booty calls under the right conditions. I did end up asking him not to drink many nights when I wanted sex in the following morning. It wasn't so much a matter of my trying to control his drinking as much as my trying to control the quality of my sex life.