It was leaked by a reporter. Here is the links to the video.

Regular Video :
http://www.mefeedia.com/video/39052003

Slowed down video : http://www.youtube.com/watch?v=ZUglLptD3ws&feature=channel_video_title\

Screenshots of video :

Screen 1 - http://i801.photobucket.com/albums/yy297/b_harrison/misc/skyrim_demo_capture001.jpg
Screen 2 - http://i801.photobucket.com/albums/yy297/b_harrison/misc/skyrim_demo_capture002.
Screen 3 - http://i801.photobucket.com/albums/yy297/b_harrison/misc/skyrim_demo_capture003.jpg
Screen 4 - http://i801.photobucket.com/albums/yy297/b_harrison/misc/skyrim_demo_capture004.jpg

Thanks for the heads up. But unfortunately it has already been posted on the forums

Ya this was posted by someone else about 2-3 days ago sorry

crap ,really!!! lo li didnt see the link anywhere. oh well : (

Yeah. We tend to find stuff immediately on this forum.

Man, the magic looks so much like Plasmids.

I believe there is an active thread on this.