Tracking the digital traces of social networks

Why do we create and maintain social networks? Most people can immediately think of a few natural reasons -- we get something from the interaction, or the person is nearby and is close to us in proximity, age or gender.

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<p><a href="http://www.physorg.com/news153834721.html">Tracking the digital traces of social networks</a></p> <p>Why do we create and maintain social networks? Most people can immediately think of a few natural reasons -- we get something from the interaction, or the person is nearby and is close to us in proximity, age or gender.</p>