The New York Times
http://www.nytimes.com/2009/07/31/business/media/31privacy.html?_r=2&pagewanted=all
Paul M. Schwartz, a law professor and privacy expert at the law school of the University of California, Berkeley, said the unwitting participation by consumers makes online marketing different from offline.
“Interactive media really gets into this creepy Orwellian thing, where it’s a record of our thoughts on the way to decision-making,” he said. “We’re like the data-input clerks now for the industry.”