Systems That Get Better the More People Use Them
http://www.idratherbewriting.com/2008/06/12/systems-that-get-better-the-more-people-use-them/

Johnson, Tom H.
I'd Rather Be Writing
2008

Abstract:

In Publishing 2.0, Tim O'Reilly says Web 2.0 is 'any network effect that makes a system better the more people use it.' Web 2.0 isn’t just user-generated content; it’s harnessing the collective intelligence of your users to make your system better.