Knol allow us to track massive copyright violations.
Example: http://knol.google.com/k/knol/system/knol/pages/Search?nodeId=32qv6k5e4j8yx....
This author copied a collection of french speaking wikipedia articles. All are taggued cc by 3.0.
Now, if you go to this one for example: http://knol.google.com/k/maxime-seligman/thalassothrapie/32qv6k5e4j8yx/13#
On the right hand side, you'll see
Similar Content on the Web
spa.fr 100% distanteyes.net 100% wikipedia.org 100%
So, I clicked on distanteyes... http://distanteyes.net/la-thalassotherapie.html?00ae24bc0e7eeb85a75e1e957432...
100% copied from Wikipedia. No licence, no mention of Wikipedia, no link.
And I clicked on spa.fr http://www.spa.fr/la%20balneotherapie%20et%20la%20thalassotherapie.php Copyright © 2007 La maison du spa
Ant