I don't necessarily disagree with everything you said—though, exactly because of the dynamics that you point out that have illustrated the nature of the relationship, I still feel the scene doesn't add much more than shock value.

I think you're missing a very human element to the discussion the scene sparked. Many, many women (and men) have direct experience being raped by a person they thought they could trust. When the show runners made the decision to depart from the book and turn the (already disturbing) sex into rape, they made the…