Thought this story might be of interest to mobilereaders... It seems the price of manufacturing electronic ink based product labels is coming down fast enough that we may be seeing a "revolution" in product labelling:
http://www.wired.com/gadgets/display.../2005/12/69839
"Miniature displays in color could appear on consumer-goods packaging, including medicine vials, in 2007, with a resolution of 80 dpi, Gerlt said. Three or more images could flash consecutively, creating a crude animation effect or cycling through multiple messages. By 2008, the resolution could double, said Gerlt."