This week, Rand (semi-reluctantly) takes a look at everybody's favorite new time-waster application: Twitter. He outlines a few points that may help late adopters get over the hump and realize that, while it may seem a little silly, Twitter can actually have considerable social and marketing value to those of us in the search world. Plus, it'll keep you in the know every time Danny Sullivan has a Diet Coke or Michael Gray wants some chocolate.

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