Just because Gardner asked for it (and in fact it was recorded), here is a low quality, 80 minute MP3 from the session Brian Lamb and I did in Flagstaff on Social Software (or as we called it, Tag Cloud frenzy):

http://cogdogblog.com/wp-content/audio/nau06-keynote.mp3 [1:20:00 36.6 Mb MP3]

The post "NAU Keynote Audio" was originally yanked out of the teeth of a rabid chicken at CogDogBlog (http://cogdogblog.com/2006/05/nau-keynote-audio/) on May 31, 2006.