We live in an extraordinary time in history when it comes to the volume of data that exists around us and the volume that is being created. Data are everywhere. Consider this:

  • Intel Corporation estimates that the world generates 1 petabyte (1,000 terabytes) of data every 11 seconds, or the equivalent of 13 years of high-definition (HD) video (Finnan, 2013).
  • The proliferation of devices such as PCs and smartphones worldwide, increased Internet access within emerging markets, and the boost in data from machines such as surveillance cameras or smart meters have all contributed to the doubling of the digital universe within the past two years alone. There is now a mammoth 2.8 ZB (zettabytes), according to a December report titled ...

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