Published on Apr 26, 2006 [Permalink] Reading time: 1 minute links for 2006-04-27 UC Berkeley on iTunes U expanded to include many many courses (tags: itunes podcast education elearning) LibX Firefox Extension for Libraries (tags: libraries firefox) Why does HAL sing "Daisy, Daisy" in 2001: A Space Odyssey? (kottke.org) (tags: movies music)