Decoding Our Twitter Chatter - WSJ.com
Never have scientists had so much readily accessible, real-time data about what people say. Twitter, the service that allows users to send text updates of up to 140 characters out to the public, publishes more than 200 million messages, or tweets, a day. Compared with information from cellphone records and social-media sites, Twitter texts are as timely as a pulse beat and, taken together, automatically compile the raw material of social history.
- - By Chris Chesher
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