VentureBeat reports Twitter has increased their traffic by 9 percent from December to January. After deeper insight from ComScore and Hitwise, it appears that most, if not all, came from Google. When Google added real-time results to their search interface in December, it had a major impact on people discovering Tweets in the search results. Google will show real time results from Twitter and other sites based on if that is a trending (hot) query.
http://searchengineland.com/twitters-traffic-up-9-thanks-to-google-36509
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