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Social network services have become an everyday necessity nearly to everyone who has access to the Internet. As these websites gain more and more millions of users around the world, you have to start wondering: where did this craze come from, why is it so successful and when - if ever - will it end? This book provides a detailed, but easy-to- read insight to the world of social network services, describing the way they work, as well as giving more specific information about the most popular of these services - Facebook, MySpace and Twitter - it is a valuable read to anyone living in the IT age.

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