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After all, Facebook, like Zuckerberg, is a paradox: a Web site that celebrates the aura of intimacy while providing the relief of distance, substituting bodiless sharing and the thrills of self-created celebrityhood for close encounters of the first kind.
David Denby in the New Yorker. Change “Facebook” to “Tumblr” and “Zuckerberg” to “Karp” and….