Great video from Michael Wesch, Assistant Professor of Cultural Anthropology at the Kansas State University.
A view on 'digital text' and also an introduction to their research on "the impact of digital technology on human interaction and human interaction on digital technology". Funny and at the same time educational, is a gem that explains a lot in just a few minutes. Take a look:
He says is "Web 2.0 in just under 5 minutes", I think it says much more than that. If you want to read more about their work, you can visit their site, Mediacultures.net. Their video "A Vision of Students Today" is another must see (if you haven't seen it yet!).