To give one answer, I wrote a blog post that I think is interesting about Twitter as a protocol. This is ringing more and more true as new apps are created tha

To give one answer, I wrote a blog post that I think is interesting about Twitter as a protocol. This is ringing more and more true as new apps are created that use Twitter's tagging structure as a backbone for their app's data structure and communication. http://www.thinksketchdesign.com/2009/02/25/design/algorithm-design/from-microblog-to-network-protocol-how-twitter-will-redefine-the-internet http://www.thinksketchdesign.com/2009/02/25/design/algorithm...