Threesomes, and the Nature of Sexual Objectification

I am constantly surprised by people. You might imagine after twenty years of working in sex stores and another dozen of teaching and writing about sex that nothing would surprise me, but that isn't the case. I think the reason I am always surprised by people is because I let them talk long enough to say something that they find surprising, something they weren't expecting to ask. I find that if you let someone talk about sex, if you don't interrupt them or steer the conversation to something...