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Nancy Introducing Helen
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What the talk is all about
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Helen cares about privacy *this* much!
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Helen Nissenbaum lecturing
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Shot of the crowd that came to see Helen
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John Chuang asking a question
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Helen while John's asking still
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Another questioner with a Macbook Air!
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Helen and the back of Sean Savage's head
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Helen speaking more
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Helen answering a question
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Chris Hoofnagle
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Chris Hoofnagle (very american idol moment)
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Chris Hoofnagle