Me and my data: how much do the internet giants really know? | Technology | The Guardian - 0 views
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how much do the internet giants really know?
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Every event to which I've ever been invited is neatly listed, alongside its location, time, and whether I said I would attend .
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One piece of information – a supposed engagement to a schoolfriend, Amy Holmes – stands out. A Facebook "joke" that seemed faintly funny for about a week several years ago was undone by hiding it from any and all Facebook users, friends or otherwise (to avoid an "… is now single!" status update). The forgotten relationship helpfully explains why Facebook has served me up with badly targeted bridalwear adverts for several years, and reassures me that Facebook doesn't know quite everything.
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despite their mountain of data, Google and Facebook seem largely clueless, too – they've had no more luck making any sense out of it than I have. And that, for now, is a relief.