latest mgs 4 trailer after E3’s. As you can see there’s some (a lot actually) slowdowns which shows that its not prerendered. recorded maybe but definitely not prerendered, as theres a also the TGS video proving that the trailers are indeed real time in game graphics..
part 2 at http://www.youtube.com/watch’v=dyWK_Q0utBw
sick ninja (raiden) fighting sequence at the end of the video (part 2)
hope you enjoy this upload
proof of realtime graphics
http://www.youtube.com/watch’v=E–1MxkNOt8&search=MGS4