I deleted my replies to you because I didn't think they added anything to the conversation, and did not raise the level of discussion. I do, however, feel that I now need to point something out.

> Sloppy thinking gets people killed. That's why I get upset.

We are discussing a urinal on a platform in an art museum.

I was pretty certain you'd raise that. Training people to think sloppily (in any area) is not what education is about. It is not a recipe for responsible citizenry capable of good decisions.