Facebook's Mark Zuckerberg arguably faced some of the toughest grilling and threats by lawmakers during Wednesday's Congressional hearing.

Republicans have long taken issue with Twitter and what they consider to its liberally biased content policies.

Apple removed 2,500+ titles from China's App Store in July's first week, losing an estimated $37.4 million in lifetime gross revenue. The losses will grow as more titles must be removed going forward.

Thanks to a conspicuous new job posting, Twitter just told the world that it's developing a "subscription platform."

Considering Stories' strengths, it's not entirely clear why brands and media are not investing more time and money into the marketing channel.