The infamous graffiti artist known as  Banksy  has finally been unmasked — after changing his name to something so generic he could hide in plain sight. The notorious guerrilla street artist, whose polarizing works have sold for millions of dollars, was identified as Robin Gunningham, 51, the English city of Bristol, in a detailed  investigation by Reuters  on Friday. The report found that Gunningham changed his name to David Jones—one of the most common male British names—in 2008 to avoid