The Aloha on Rails Conference is the premier destination event for Ruby on Rails and Web Development. This unique, intimate three day event (2 day conference and 1 day tutorial) unites the community’s top speakers and talent with motivated and excited attendees for an unforgettable conference in beautiful Hawaii.
There is a different version of the presentation here where you can see the slides as he talks. Unfortunately the quality of the sound is terrible :( http://www.confreaks.com/videos/93-aac2009-the-grand-unified-theory
I believe these are the slides: https://github.com/jimweirich/presentation_connascence