The world is getting unhappier, according to Twitter

Some 46 billion words tweeted by 63 million users indicate that the world's happiness as measured through tweets is at its lowest since 2009.

Source: http://news.cnet.com/8301-27083_3-57345765-247/the-world-is-getting-unhappier-according-to-twitter/?part=rss&subj=news&tag=2547-1_3-0-20

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