As I've stated previously, information flow is the information era equivalent of the oil pipeline in the industrial era - Blog, Vlog, Podcast, Mobcast: "Until a few years ago, governments (secular or non) had almost complete control of information. That made (and continues to make) information a form of currency -- like the military and other stores of economic value. These "new words" are much more powerful than the technologies they represent, they speak a new language of information and, to be sure, currency."
Related: why wiki and Here come the vlogs