The best stories across the web on media and technology, curated by Nathan Gibbs

1. Somalia’s Islamist insurgents embrace Twitter as a weapon (New York Times)

2. Richard Russo: “Amazon’s ham-fisted strategy has the potential to morph into a genuine Occupy Amazon movement” (New York Times)

3. Readers return to brick-and-mortar stores for holiday book purchases (New York Times)

4. Vivian Schiller on the launch of a web-first politics site for NBC News (Nieman Journalism Lab)

5. Smartphone market share reaches 44% (MediaPost)

6. New website will offer Groupon-style deals on e-books (paidContent)

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