Facebook says users can’t stop it from using biometric data

‘Facebook Inc.’s software knows your face almost as well as your mother does. And like mom, it isn’t asking your permission to do what it wants with old photos.
While millions of internet users embrace the tagging of family and friends in photos, others worried there’s something devious afoot are trying to block Facebook as well as Google from amassing such data.
As advances in facial recognition technology give companies the potential to profit from biometric data, privacy advocates see a pattern in how the world’s largest social network and search engine have sold users’ viewing histories for advertising. The companies insist that gathering data on what you look like isn’t against the law, even without your permission.’
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