From PC World:
Got privacy? You may think you do, but a recent experiment by a Russian photographer suggests otherwise.
In a project entitled, “Your face is big data,” Rodchenko Art School student Egor Tsvetkov began by photographing about 100 people who happened to sit across from him on the subway at some point. He then used FindFace, a facial-recognition app that taps neural-network technology, to try to track them down on Russian social media site VK.
It was ridiculously easy to find 60 to 70 percent of the subjects aged between 18 and 35 or so, he found, although for older people it was more difficult.
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