Aronson wanted a five-to-six-minute clip of a normal-looking couple having sex with condoms, and enjoying it. But few pornographic movies fit the bill. They invariably veered into exotic scenarios: the guy wearing a Royal Canadian Mounted Police uniform, the midget and the obese woman.

“I spent the better part of a week watching the movies,” he said. “They were boring as hell. One porno film is a turn-on. Fifty porno films is hell.”