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A college is removing its vending machines after a student discovered they were using facial recognition technology
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
It's not just what sells, but who buys what. "Demographic X buys this one product more than others so how can we advertise this product to them where they will see it?" Growth is their "valid" reason, you know, like malignant cancer cells.