Plastic Logic has patented a way of printing circuits made from polymers so that they can be sprayed onto just about anything. Imagine a chameleon-like car that changes color to match its surroundings, or container of ground meat you bought at the supermarket could warn you that it was contaminated with e-coli bacteria. Gyricon has already tried out updatable electronic signs used by retailers. The next step is to use plastic electronics technology and other innovations to allow businesses to remotely change the templates, adding or subtracting new logos or graphics on the fly, Welch said. The same technology could be used for displays on gadgets like cell phones, he said. A roll-up display for a mobile phone would work like a window shade - you might pull it out from the side of a device, read your information, then roll it back up to erase the content. When you pull it out again, the content would be automatically updated. Full article here: http://www.iht.com/articles/104074.html via Smartmobs