So my buddy who works at one of our partners drops me an e-mail and says that he's got a client on version X of our product and asks me about an old feature that we used to have when he worked here. As it happens, we completely rewrote that feature several years ago so that it stores its data in easy-to-digest XML format, which is a good thing.
I went to check this out in the about-to-ship patch to version X and discovered:
My buddy reports that this does work in version X-minus-one.
Oh, good. I didn't imagine it.