Remember those little pixelated squares that were supposed to revolutionize everything from supply-chain management to cemeteries? Clear Channel, which has almost 700,000 billboards and signs around the world, plans to put 75,000 scannable tags on ads at sites that feature "heavy footfall and long dwell-time"-namely airports, shopping malls, bus ... (more)
http://ift.tt/OXacIv
http://ift.tt/OXacIv
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