It seems most videos are available on Google Video if you (like me) had forgotten that RealPlayer even existed: <a href="http://www.google.com/search?q=Arsdigita&tbo=p&tbm=vid&source=vgc" rel="nofollow">http://www.google.com/search?q=Arsdigita&tbo=p&tbm=v...</a><p>(Allegedly VLC can play RealPlayer, but it wasn't working for me.)
This is fantastic. I'm glad that there are such detailed resources available for guys like me who want to get a thorough understanding of topics like these, but didn't go to MIT or comparable schools. Thanks for the link.
Some of their videos are available on this YouTube channel: <a href="http://www.youtube.com/coderisland" rel="nofollow">http://www.youtube.com/coderisland</a>