The future of web publishing, Back to the Oral Tradition Through Skywriting at the Speed of Thought [via HyDeSign]. Briefly: Recombinant knowledge, cognitive barter, and the evolution origins of oral culture. The addition of literary culture, then the emergence of online, interactive written communication. And then using innate biological features to work better with this new medium.
A good book on oral and literate cultures is Walter J Ong's Orality and Literacy (at Amazon.co.uk). By good, I mean: Simple enough for me to understand without having any background in the subject; I've seen it referred to in lots of other places.