1. Hashtags considered #harmful (Nieman)
2. New Flipboard: News and posts handpicked and shared (AllThingsD)
3. Facebook’s Zuckerberg starting a political group (WSJ)
4. Why Marissa Mayer is about to spend about $200 million on a YouTube wannabe (Business Insider)
5. Instagram and the new era of paparazzi (NYT)