Still no signs of Mr Stringer, Kaz Hirai talks about the recent events and what Sony knows. He admits its not much. They know some information was stolen but, they do not know exactly how much. He also admits The hackers where very good at covering their tracks and hints they may never find out who did this.
He also acknowledges lessons that can be learned from it, like being "very vigilant" with credit card info.
Watch the video of the interview (in English)
Of course with on going Sony attacks in other markets not just gaming, they probably will keep some info close to their chest as the FBI helps with investigations.
Read the full story here: http://kotaku.com/5810213/sony-may-never-know-what-the-hackers-stole-who-they-were