Thanks again to Max Igan, here's a recent talk:
Part 1: http://www.youtube.com/watch?v=u1bXJ0nl7O0
Part 2: http://www.youtube.com/watch?v=Qs0mNxeqapI&feature=watch_response
Part 3: http://www.youtube.com/watch?v=lejz-lJFSNE&feature=watch_response
Part 4: http://www.youtube.com/watch?v=6G3dWe7o1iU&feature=watch_response