Every time you like something on Facebook, you are sending data about yourself out into the internet world. Now, researchers and advertisers alike are using this data to predict more specific things ... more 
Every time you like something on Facebook, you are sending data about yourself out into the internet world. Now, researchers and advertisers alike are using this data to predict more specific things about you. Laci Green reports on the good and the bad implications of this data mining. less 
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Tue, Mar 12, 2013 7:00 PM EDT