Hey don't knock cowboy hats.
Yes this is more personally accurate than hypothetical. And I can say I never once felt "used" or taken advantage of. And yes it was about sex, not love or power or anything else complicated. She was experienced, I wanted experience, and she showed me everything she could.
I really don't see anything morally or ethically wrong with it.
And a culture of social discouragement brings out the very worst psychopathology in us, with no recourse or consequences for those people who really are evil.