Mysterious QR codes have been cropping up on the Red Line transits in Boston and Cambridge, Massachusetts. They are appearing on print ads with no other identifyable information and have left travelers bewildered. These codes have been showing up since January 10 but no one has yet been able to fully understand what it is being used for exactly. When scanned, the code links to a specially created website that displays nothing but a message saying “Solve me.” The ads are coming from ITA Software, who has been in the…
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