I used to get all bent out of shape over what other people were listening to (specifically what type of hip hop/rap), what movies people liked, etc. Now I'm a wizened 25 year old man and don't give a shit. If you like this book, more power to you. I have no interest in it and have no interest in knocking those who like it.
If it means women become more open to doing kinky stuff, the most logical response should be to thank the based god, get off the internet, and get your dick wet in some horny middle aged poon