Nice find.  The guy flat out slays.  He and Modica are definitely pushing the limits.  
Here's another:
http://www.youtube.com/watch?v=YOH-V4n4Ffo
			Utah Windsurfers, Kiteboarders, and Snowkiters Association
http://www.utahwindriders.com/forum/
http://www.utahwindriders.com/forum/viewtopic.php?f=4&t=7440