As a web developer, I have to test on all sorts of stuff, so I have a Fire, a Xoom, and an Ipad.

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CNN's breaking-news feed on Twitter was launched three years ago by James Cox, a British web developer, as a way to get CNN news alerts on his mobile phone, said CNN spokeswoman Jennifer Martin.

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Using elastic cloud resources from Amazon Web Services, for example, a tiny software developer can scale its Internet presence as fast as it wants.

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