At 38 you're grateful? Speak for yourself. I'm insulted. And at 50, I'll still be insulted. And 60.
The divorced moms having sex with everyone because of they still have their IUD's in from marriage totally contradicts the irresponsible marrieds getting pregnant because they don't practice birth control. Which is it? Oh, neither. It's just generalizations used to paint this picture, whichever way the author chooses to see it. Yes, some of this is true, there are all kinds of people, and assholes do exist, but obviously the author chooses to see what she wants for her story.