Glorifying violence is terrible. Simulating sex is nothing - it's something so impersonal really.
I never found either this or the Northern Shrike return to such prey for food. I have seen them alight on the same thorn bush afterwards, but never made any use of this kind of food.
I can't tell you how many people would say to me as a teenager, 'Why don't you grow up and start thinking about getting a real job?'