Wired, August 10, 2009 by Ryan Singel
http://www.wired.com/epicenter/2009/08/you-deleted-your-cookies-think-again/
The study comes as Congress and federal regulators are looking at ways of reining in the online tracking and advertising industry…. Soltani led a summer research team at Berkeley, under the direction of Chris Hoofnagle, the Director of Information Privacy Programs at the Berkeley Center for Law and Technology. The team tested the top 100 sites to see what their privacy policies said, what their tracking technology actually does and what happens if a user blocks the Flash cookie.