I like this one. Basically the same thing, but no gi so a slight variance in the grip.
And this knee bar:
http://www.youtube.com/watch?v=z-U72t17Dv4
Whenever I go to Popovitch deep half I often land in kneebar position. I like it a lot. I think Pablo is a great instructor. I remember watching this video 6 months into my training and I hit it the next day because of how well detailed this video was.