Twitter has the second-largest audience of the social networks, with 317 million active monthly users.
With its massive audience and its courting of celebrities and news organizations, Facebook is going all-in on the live streaming video front.
The evolution of social media policies have gone through three distinct stages: 1) Denial, 2) Bargaining, and 3) Acceptance.
App Annie is the Google Analytics for mobile apps and thus is a great resource for mobile app stats.
Meerkat and Periscope are in a heated battle for live mobile video streaming dominance but YouTube has yet to join the fray & UStream & Livestream remain.