You friend seems to have forgotten the most important thing about having children. Once that child is born, it is no longer about you. Nothing in your world will be about you any longer. You're worried about not getting any sex when you should be worried about you and your wife getting more than a few hours of sleep at a time. Men were taking care of their needs long before the got married or had children. Take 5 in the bathroom, and then make your wife feel like a queen. When life returns to a more normal pace after the baby comes, she will treat you like a king in return.