Remember Neonode? The company's troubled N2 handset was so beleaguered with problems that less than a year after it launched, the company filed for bankruptcy. Since its lowest ebb, the company has reinvented itself as a component manufacturer leveraging its infrared-based user interface technology. Now it's demonstrating proof of concept hardware that shows off a way to add touch to any surface. Cool innovation or the reheated leftovers of an obsolete technology? Head on past the break to find out our initial impressions.