The best stories across the web on media and technology, curated by Lily Leung.

1. E-book pricing lawsuit moves ahead (NYT)

2. General Motors plans to pull the plug on its Facebook ads (WSJ)

3. Despite its huge population, Google+ is a ‘virtual tumbleweed town’ (Businessweek)

4. Bitly may be launching a real-time viral search engine (The Verge)

5. Flipboard now does audio, too (Time)

6. Research explains how journalists verify information on Twitter (Poynter)