E-mail, and particularly the ability to create group conversations effortlessly without needing the permission of the recipients, is providing a way for an increasing number of us to experience the downside of fame, which is being unable to reciprocate in the way our friends and colleagues would like us to.
The length and time slots of television had nothing to do with video as a medium and everything to do with the need to aid the viewer’s memory.
The activities of the amateur creators are self-reinforcing. If people can share their work in an environment where they can also converse with one another, they will begin talking about the things they have shared. As the author and activist Cory Doctorow puts it, “Conversation is king. Content is just something to talk about.”
By lowering transaction costs, social tools provide a platform for communities of practice.