Nov 112015
 November 11, 2015  Posted by  Business, Surveillance

I had missed this one, but thankfully, Joe Cadillic caught it. Kevin Randall reported:

In the lobby of a Mexico City office building, people scurrying to and fro gazed briefly at the digital billboard backing a candidate for Congress in June.

They probably did not know that the sign was reading them, too.

Inside the ad, a camera captured their facial expressions and fed them through an algorithm, reading emotional reactions like happiness, surprise, anger, disgust, fear and sadness.

With all the unwitting feedback, the campaign could then tweak the message — the images, sounds or words — to come up with a version that voters might like better.

Read more on NY Times.

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