Wouldn't you love to know what she's jotting down? Of course you would. iStockphoto.com hide caption

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Facebook is on the verge of adopting new "opt in" privacy settings, according to reports. Here, company founder Mark Zuckerberg speaks during a visit to Cambridge, Mass., Monday. Darren McCollester/Getty Images hide caption

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Facebook CEO Mark Zuckerberg delivers a keynote address at the Facebook developers conference in San Francisco on April 21. Marcio Jose Sanchez/Associated Press hide caption

itoggle caption Marcio Jose Sanchez/Associated Press