One of the things we came to a conclusion upon was the fact that it is EXTREMELY time-consuming to put together a good, engaging, and pedagogically sound audio presentation. Apple computer is putting together several tools to hopefully make that easier.

http://www.apple.com/server/macosx/features/podcasts.html

Given Apple’s success in making difficult things easier for people who are intimidated by technology, hopefully this would put this in the hands of instructors who can make good use of it.