Twitter

According to wikipedia, "**Twitter** is an online [|social networking service] and [|microblogging] service that enables its users to send and read text-based posts of up to 140 [|characters], known as "tweets". It was created in March 2006 by [|Jack Dorsey] and launched that July. The service rapidly gained worldwide popularity, with over 300 million users as of 2011, generating over 300 million tweets and handling over 1.6 billion [|search queries] per day. It has been described as 'the [|SMS] of the [|Internet].' "

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