[UPDATED]
Frank Athens of the Washington Posts makes an accusation that one hears often cast against blogging:
"[The most] troubling trait of the Internet [is that] Rather than opening minds, it can close them, thanks to echo-chamber Web sites and blogs. We like to read Web sites and blogs that we agree with and that reinforce our opinions. Aside from the few of you who practice "know your enemy" browsing, how many of you liberals read http://www.nationalreview.com/? How many of you conservatives frequent http://www.thenation.com/?
His implication is that blog consumption is ideologically self-referential: liberals read Daily Kos; conservatives read powerlineblog and so on. And never the twain do meet. (See comment by Jeff Jarvis).
Is this true?
First, Athens' unstated premise is that "neutral platforms" like, say the Washington Post, are superior content providers because they offer an internal marketplace of different, competing ideas, each given equal weight. Well, I'm not sure how many people, left or right, truly believe that the Washington Post, or any...