Self-Updating LCD Grocery Shelf Labels Are Pure Genius

It seems the rumors of e-ink based displays' imminent death at the hands of tablets were greatly exaggerated. Despite a glut of portable color screen devices now on the market, e-book readers are more popular than ever, and a company called ZBD Solutions now wants to use the e-ink technology as easily updateable store… » 11/30/12 2:40pm 11/30/12 2:40pm