Emotion and facial recognition tech help retailers, but raise privacy fears.
via Discovery News http://news.discovery.com/tech/biotechnology/tech-senses-shoppers-mood-to-adjust-promotions-131129.htm#mkcpgn=rssnws1
via Discovery News http://news.discovery.com/tech/biotechnology/tech-senses-shoppers-mood-to-adjust-promotions-131129.htm#mkcpgn=rssnws1
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