Blah blah blah....
Really, again, SO WHAT?
Nothing such people do is HURTING ANYONE (unlike screwing someone which can affect their health mental or physical, as well as producing a child in bad circumstances), and it's not even hurting themselves. So who cares?
There are people who are going to pick up this book, and decide that going neoprude is the way to take charge of their life. It stunts them from being able to use the power of reason to simply find a happy medium, rather than choose between the two extremes.