I think Andrew Keen, author of The Cult of the Amateur: How blogs, MySpace, YouTube, and the rest of today's user-generated media are destroying our economy, our culture, and our values, makes an interesting case. Especially in regards to why we need professional journalists. Check out his interview on the Colbert Report.
Meanwhile, since I've used this blog to talk about the future of print media, check out media pundit Jeff Jarvis' recent tweet: Natl Newspaper Assn's "Imagining the Future of Newspapers" blog last updated in May? Worried, yes. Surprised, no. http://tinyurl.com/62245v