4 years have passed since the article, Facebook haven't been affected much by the situation described therein, much less it has been "killed". Citations are on

4 years have passed since the article, Facebook haven't been affected much by the situation described therein, much less it has been "killed". Citations are only needed when you cannot directly observe some reality for yourself. Here we can: it was a prediction, it never came off, _thus_ it was wrong. End of story.