text:  a number of years ago, and I was in a local hardware store, and I was asking somebody in the plumbing department, telling them the problem I was having, and I said, it looks to me like it's just in that hot water line on that one sink. And the guy I was talking to was like, well, I don't know, that's kind of strange. It is. He didn't have an answer. Okay. And after...