Don't know if already reported if yes please lock/erase, but a French website, Gameblog, just posted a news to say they received an invitation by Gaïkai to a special E3 event:
Translation of a quote coming from the Gaïkai invitation >
http://www.gameblog.fr/news/29082-e3-une-presentation-qui-va-changer-le-jeu-video-chez-gaikai
Translation of a quote coming from the Gaïkai invitation >
Gaikai has major announcements for E3, which has the potential to change the future of video game, the game consoles and the way in which we play.
http://www.gameblog.fr/news/29082-e3-une-presentation-qui-va-changer-le-jeu-video-chez-gaikai