As unnerving as it might seem, let's not forget that Facebook has a HUGE database of faces and relationship with those faces. Even though is not active, Facebo

As unnerving as it might seem, let's not forget that Facebook has a HUGE database of faces and relationship with those faces. Even though is not active, Facebook AI could easily auto-tag me in every photo ever posted by anyone, friend or foe. Therefore, facebook could also make a connection between your "real me" and your "other secret me", purely on a set of photos, tags and profile pictures