I almost know how Will feels about not being able to read books anymore, but I've been reading a few good ones lately so it's not been too hard :-) If you follow the link to where he suggests you might see the whole PDF (you won't) you'll go to a neat page at if:book that describes what's going on here. I found that the PDF provided by Academic Search Premier exhibits the same experiment. If you're on a campus that subscribes to ASP, you can get the PDF here. Host. Atlantic Monthly; Apr 2005, 295(3) p 51-?. The PDF is in color, as it needs to be to work, so printing in b&w probably will ruin the effect. Distance Librarianship angle? Ummm, a possible future of printed text? Yeah, that's it, and if you're delivering content to the desktop, you'll have to have a color scanner to deliver this type of content.