» Here’s a brilliant interview with Google employee no. 59, who also has a book out. [WSJ]

» One writer claims that billing is the plumbing of every industry and that of the online ad world’s been clogged up for a while now. [Mediapost]

» Mark Zuckerberg has left Google+, citing privacy concerns. [The Inquirer]

» There’s a bit of confusion around Do-Not-Track policies, with at least 12.5% companies violating their own. [Ars Technica]

» Flogs: Should media companies promoting them be held accountable? [Technorati]

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