Why Facebook's CEO ought to tell Wall Street to Zuck off

(Credit: James Martin/CNET) I'm sure Mark Zuckerberg won't lose any sleep about Wall Street's ongoing hissy fit about Facebook -- nor should he. More about that in a moment. Following the disappointment over the company's second-quarter earnings, Facebook shares fell another 11.7 percent Friday, despite the market-lifting euphoria over the European Central Bank chief's plans to bolster the Euro.

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