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http://lizzy.andreanall.com/~anall/hidden/codeswarm.m4v
Hopefully that's a good size for presenting (instead of the 1280x720 that the old one was generated at).
All other code swarm videos seem to credit http://vis.cs.ucdavis.edu/~ogawa/codeswarm/ somewhere on the page, so it might be a good idea too in the presentation.