June 6, 2012 – IBM, for instance, estimates that 2.5 quintillion bytes of data — one billion billion chunks – get created every day. And it’s no longer just financial statements and text documents. Its data from sensors used to gather climate information, videos, photos, social media posts and the like.

What is said in the Twittersphere is increasingly relied on for forming trading strategies and, in the most extreme case, taking real-time action on exchanges.

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