TRUE electronic paper (it's made of paper). No power needed to retain display. http://www.botany.utexas.edu/facstaff/facpages/mbrown/epaper1/epaper.htm If you are incurably addicted to research papers relating to cellulose then this should keep you going for a few years. http://www.botany.utexas.edu/mbrown/papers/default.htm Blame Malcolm Brown (or his lab). U of T, Austin. http://www.botany.utexas.edu/mbrown/ __________ Piezo-electric cellophane http://sciencenow.sciencemag.org/cgi/content/full/2006/629/1 Ref: Matthew McMahon - indirectly and directly -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist