Mobile QR codes declared dead—not so fast, some say An Advertising Age column proclaimed obsolete the symbols that mobile phones can scan to go to websites or videos. Not so fast, say some communications pros. By Matt WilsonMarch 28, 2013 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.