Dear Readers,

Data and the role it plays in our lives is evolving. We want a lot of it, immediately. The amount of data created each year is growing exponentially. IDC determined that the world generated 161 exabytes of digital information last year. That is up from the 1.5 exabytes the University of California Berkeley noted in their 2003 study "How Much New Information?" The kind of data we consume is also changing to include video, music, PowerPoint presentations as well as structured business data. says there are 9 million blogs in existence with 40,000 new ones created daily.

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