"You just need to ask intelligent questions, and you can get answers anytime, anywhere, in real time. Education becomes no longer a fact-based learning process, it's search-based, cognitive. It's kind of like what happened to math skills with the calculator." Jim Taylor, vice chairman of Harrison Group
It's from this article I found on USA Today on the growing use of mp3 files in the education world: podcasts, audio books, study guides, etc... and the money to be made!