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Even facebook buys grocery rewards data, http://lifehacker.com/5994380/how-facebook-uses-your-data-to-target-ads-even-offline http://lifehacker.com/5994380/how-

by jquast 10y ago

Even facebook buys grocery rewards data, http://lifehacker.com/5994380/how-facebook-uses-your-data-to-target-ads-even-offline http://lifehacker.com/5994380/how-facebook-uses-your-data-to...