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IN ONLINE games like World of Warcraft, the violence is normally restricted to fantasy realms populated by orcs and wizards. But when a dispute broke out between rival gaming services recently, it brought down large chunks of China’s internet.

Problems started when hackers linked to an unnamed gaming company launched an attack on a server that provides access to a competitor site. The Xinhua News Agency says the attackers disabled the server by flooding it with incoming signals. Other, connected servers were slowed too, in a chain reaction that caused internet problems for 300 million people.

Two suspects were arrested…

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