http://www.zbrushcentral.com/zbc/showthread.php?p=594634&posted=1#post594634
I mentioned to someone on this site that the bone structure looked like it could be a bone structure for animating and someone posted this, which is from Sissgraph 2007 - http://www.kunzhou.net/publications/MeshPuppetry.wmv
Thanks, I really enjoyed that, very interesting!
Looks quite cool :).