Comment on Facebook Privacy: Site Confirms It Tracks You After You LeaveparentComments−pork14yUm...ad networks have been doing the same thing with 1px images since the mid 90s. The social buttons are not a new concept in tracking; it's just visible to users now.
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Um...ad networks have been doing the same thing with 1px images since the mid 90s. The social buttons are not a new concept in tracking; it's just visible to users now.