Anonymous = name not known, roughly speaking.<p>Nominally, its antonym would be nonymous, not onymous.<p>The rest of the article is fine. Basic idea: Use Tinder pic for Google image search, find person.<p>Real gist: Anonymity is tricky to maintain if people know your face.
Now imagine Tinder users having access to FB-quality face recognition software? I can see GOOG offering that feature as part of their image search in the not-so-distant future.