After chatting for some time with her and her husband while they politely try not exhibit their shock at seeing the elegantly bared, decoratively plugged and uncomfortably hobbled women serving drinks to the partygoers -- at least the fully dressed ones who are not forced to the floor at the feet of the ones they follow, anyway -- she finally inquires as to the purpose of the low bench in the middle of the room with the straps that look as though it was designed to hold someone on their hands and knees -- even though we three know she has already guessed the answer.