U.K. Prime Minster David Cameron isn't taking lightly the fact that London rioters sent messages and organized their efforts through social networks and the Blackberry Messenger service. In fact, he has called for rioters to be banned from social networks such as Twitter, Facebook and Blackberry Messenger and has reportedly set up meetings with the ...

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Unfortunately, Londoners who wanted to help with the post-riot clean up weren't the only ones using social media and technology to spread the word. The rioters themselves sent encrypted messages via BlackBerrys, says the Associated Press. A woman walks past a damaged supermarket in Ealing, west London, after a night of rioting, Tuesday, Aug. 9, ...

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