Re: to next or not to next (open relations)
My apologies for no one replying to your post after so many views.
I think you did the right thing. Whether sleeping with her was a good idea will show in time. But she seems like the controlling type since she's willing to sacrifice standards for false security.
She thinks if she is open about that stuff then she can prevent cheating. Her views are misguided and immature so you don't want that. It's no better than a parent doing drugs with their children just so they know their home safe when doing it and not out there.
"All things are subject to interpretation. Whichever interpretation prevails at a given time is a function of power and not truth."