“If you are looking up the word ‘cancer’ ” on a health site, says Dan Auerbach, a staff technologist at the Electronic Frontier Foundation, a digital rights group in San Francisco, “there’s a high probability that you have cancer or are interested in that. This is the sort of data that can be collected.” He adds: “Consumers absolutely have a right to know how their information is being used and to opt out of having their information used in ways they don’t like.”

Monday, October 15, 2012
New York Times

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