Internet should be a human right: Tim Berners-Lee
The computer scientist credited with inventing the World Wide Web has called for affordable access to the Internet to be recognized as a human right
I wrote an article about the 'www' prefix on websites. It's quite lengthy, so I won't quote it on the forum. You can find the article on my blog (nevi.me) here: http://goo.gl/vN31a.
In summary: I talked about why developers should redirect users so that they don't get the 'page not found'...