Leonardo da Vinci's Mona Lisa is one of the most familiar paintings in the world, and of course, many artists have made their own versions of it. This blog post collects a couple of dozen examples, including Duchamp's famous one.
Dave Wiley introduces the notion of unmixing, as opposed to remixing. He states that since remixing includes a recontruction of meaning (references), and introduction of new references to sections of text, using a hypertext script would constitute something else, namely a unmix. (Hmmm)