It's definitely a different mindset, I'm sure. I've never attempted it, but so long as I knew about it, I'm sure I could divorce myself from the delusion of emotional commitment.
Just the same, evidence supports the rise of hominid separation through the biological benefit of monogamous relationship; Though I do not wish to exclude certain minorities, the development of smoother genitals and romance (fiction and otherwise) generally lead to longer love-making sessions, thereby ingraining the commitment of dopamine investment with the social imperative. Ever seen chimps have sex? It lasts like 20 seconds.
That's why they're not on top, so to speak.