Interesting bird's-eye view and audio from the chopper:
http://www.youtube.com/watch?v=iDOSZwWXYcM&feature=player_embedded
More on the background at:
http://www.cruisersforum.com/forums/f48/brand-new-cat-capsizes-great-stability-though-upside-down-43423.html#post482821
PS I...