At one point in his presentation Kojima even showed a special video message from Sony's Ken Kutaragi, who thanked Kojima for making such a great showcase for his new hardware. It's also worth noting that Kojima had a PS3 test machine (which looked like a slightly oversized PC) on the stage with him to generate the real-team video footage.
http://www.1up.com/do/newsStory?cId=3143916
God damn, KK made a video thanking kojima. Good thing too, his game has practically... err, no, i won't go there.