Never. It just won’t happen. For an example, consider this:
It’s 10:00 Sunday morning. L is lying on the living room sofa under a quilt but otherwise buck naked. I’m in the kitchen at the stove, making an omelet, buck naked. Alyks is sitting in the book chair, fully dressed, laptop open.
Our topic of conversation? Richard III, Henry Tudor, the Princes in the Tower, and the Cousins’ War.
This was prompted by Alyks’s homework, which was: “using the excerpts provided by the teacher from The Prince, explain two things Richard did right and two things he could have done differently to hang on to the throne. Illustrate with two quotes from The Prince and two quotes from Shakespeare’s Richard III.” L’s opinion was that he should have found a way to assassinate Henry, to deprive Margaret Beaufort of a candidate for the throne.
I mentioned this later at the Land of Færie, and the baleboosteh said “It sounds like a normal Hyde Park morning to me …”