Why Google Buzz will be a hit - CNN.com - 0 views
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Amber Westcott-baker on 12 Feb 10Good technology has value, but leading social networks require "network effects." Facebook is infinitely more valuable because all your friends are on it. Facebook has leveraged this "critical mass" of users to stay ahead of new rivals, too. Why visit Twitter, you may ask, when Facebook has continually extended its feature set to keep up with its less popular competitor? The story of social networks is in fact a story about network effects: How can a service reach a point at which there are enough users and content to be useful?