He might just be an 'open minded' liberal progressive, though. They consider 'open mindedness' to be the trendy thing to do, without fully realizing that society actually has unwritten rules to which your unconscious mind reacts.

In theory, respecting the 'sexual autonomy' of your partner could work (especially in a long distance relationship, she's Swedish, right?) but in praxis, the unconscious part of your mind recoils in horror when confronted with the reality of what you've 'consented' to. The cognitive dissonance is just too devastating.

That's because people aren't fully rational. They just like to pretend they are.