News tagged with oprah winfrey

A brief history of Twitter—in tweets

Billions of messages are fired off each week via Twitter, many of which capture defining moments in history, or in the evolution of the San Francisco-based firm.

Nov 04, 2013
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Twitter a global sensation: Hitwise

With celebrities such as Ashton Kutcher and Oprah Winfrey helping fuel Twitter mania, the micro-blogging website is soaring to stardom around the world, according to Hitwise.

Apr 25, 2009
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