The first 30 seconds of this video show what appear to be large iPads on the reception desk and Anna Wintour's desk. Anna Wintour attended the keynote last Tuesday.
http://video.vogue.com/watch/73-que...-rumors-and-the-one-thing-she-will-never-wear
http://video.vogue.com/watch/73-que...-rumors-and-the-one-thing-she-will-never-wear