Emerging digital technologies, exemplified here by Audible Magic, will track intent, content sharing and interactions taking place, and serve up personalized content and promotional offers on any device we choose.

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Trade organizations find file-sharing data so hard to track that it isn't even included in their official piracy calculations.

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While in store, they can track trip details including tagging merchandise they liked, taking and sharing pictures with friends for instant reviews, buying surprise gifts by reviewing items liked on the store website.

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