Persistence

Here's a couple of videos about persistence.

p.s. I am the cameraman of the second film.  How dare they not include my name in the credits!

http://www.youtube.com/watch?v=Vq4wrPL1o4s&feature=player_embeddedhttp://www.youtube.com/watch?v=q2HUTpRypaA&feature=player_embedded