They call it network effects: http://en.wikipedia.org/wiki/Network_effect Notori...

		methehack on May 1, 2013 \| parent \| context \| favorite \| on: Craigslist's Allegations Of "Copyright" Violations... They call it network effects: http://en.wikipedia.org/wiki/Network_effect Notoriously difficult to dethrone. Craigslist being such a piece of crap for so long is an object lesson in the power of network effects.