While facial recognition technology has a number of positive uses, such as finding missing people, an alternative form of ID, and even tagging friends on Facebook, it does have worrying implications when it comes to privacy. In Russia, a new face recognition app is becoming so popular that it could result in the end of public anonymity, according to a report in The Guardian.

FindFace, which launched two months ago, lets users take a photo of a crowd and work out individuals’ identities with 70 percent reliability. It does this by using image recognition technology to compare faces against profile pictures on Vkontakte, a Facebook-style social media site that has 200 million users. READ MORE