We look to the Internet for news, socializing, shopping, research and more. From HTML code to instant messaging, we'll break down what's really going on whenever you log on, send an e-mail, visit a popular Web site or post to a blog.
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On-hold messaging is common with many business telephone systems. Learn more about how on-hold messaging works.

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Someone at the CIA is editing Wikipedia entries about lightsabers. How do we know? The Wikipedia Scanner. Virgil Griffith created the WikiScanner to catch politicians, corporations and government agencies in the act of trying to change their Wikipedia entries anonymously.

What algorithm could save Internet companies billions of dollars?

Everyone knows that conserving electricity also saves money. But what do you do if you work at a large company with many data centers that must stay online? As it turns out, there's a formula to help you with that.

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