The 23-year-old CEO of Facebook likes to blather on about his social networking site's privacy settings. But if he thinks Facebook's protections are so great, why does he maintain a secret second profile, designed to be hard to find? If you're logged on to Facebook, go ahead and search for "Mark Zucerberg" [sic]. The misspelling, of course, makes it hard to find through a search, and the profile is so locked-down that only "Zucerberg"'s Facebook friends and work colleagues can see it. A Valleywag tipster stumbled across the listing, however, and took a screenshot (after the jump).

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