A couple days ago, I gave a presentation on Clutter (the API for building animated graphical user interfaces for touchscreens and the like) to KWLUG. Here’s a shorter, screencast version of the presentation:
The slides themselves were created in python with Clutter. You can pull the source down from launchpad with
bzr branch lp:~dscassel/+junk/clutter-presentation/ if you have bzr.