Submission + - Intel encodes data in flickering LEDs (and shows off other bright ideas) (pcpro.co.uk)
darien writes: "On the day before the Intel Developer Forum opens in San Francisco, Intel has been showing off some of its current research projects, including a system for encoding data in apparently steady light sources, a Kinect-based projected "touch interface" that works on any surface and an ambitious signage concept that could revolutionise your weekly shop."