Think of how Wikipedia works, how Amazon harnesses user annotation on its site, the way photo-sharing sites like Flickr are bleeding out into other applications. We're entering an era in which software learns from its users and all of the users are connected.
Tim O'ReillyAnyone who puts a small gloss on a fundamental technology, calls it proprietary, and then tries to keep others from building on it, is a thief.
Tim O'Reilly