Geometry tour 2 on Vimeo (full screen)

http://vimeo.com/couchmode/user10180689/videos/sort:newest/35729277 

Posted another version of the geometry tour on vimeo, to see if the quality is better.  I think it is, esp in "couch mode", as with the link above.  If that doesn't work, try here:

Untitled from subtect on Vimeo.