They never caught Kony. PSY is giving up on “Gangnam Style.” The Innocence of Muslims has countries banning YouTube at this very moment. Google's big-money play to create content channels kind of flopped. And yet after another year of big ups, a few downs, and the same old viral hits, YouTube is still the undisputed king of Internet video. Now, with Hulu and Netflix bouncing back — and Apple rumored to be entering the streaming content game like never before — can Google keep you surfing long enough to transform YouTube without breaking it?