1984 In 2000: Getting Too Personal

Sites are gathering fat files on your shopping habits. They may live to regret it

My favorite part of Christmas is after all the presents are unwrapped and the mounds of paper and ribbon are swept up. Now I get to really check out my loot and try to figure out which skirt will go with that new sweater. No doubt e-tailers are doing pretty much the same thing about now. But instead of mixing and matching skirts with sweaters, they're sifting through the mountains of fresh customer data they've just acquired. Buyers flocking online this year not only showered lucky merchants with sales but tons of personal information as well.

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