New Theory Explains What Makes a Video Go Viral

More than 10 million people have watched a YouTube video of an iPhone being pulverized in a blender. It's actually a commercial for Blendtec — a company most viewers had probably never heard of. But with the viral clip, Blendtec let social networking spread its name and message rather than paying for a mass advertising campaign.

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New Theory Explains What Makes a Video Go Viral