StreamElements: Twitch viewers live streamed 2.72B+ hours in Q2, compared with 735.54M hours on YouTube Live, 197.76M on Facebook Gaming, and 112.29M on Mixer (Sarah Perez/TechCrunch)

Sarah Perez / TechCrunch:
StreamElements: Twitch viewers live streamed 2.72B+ hours in Q2, compared with 735.54M hours on YouTube Live, 197.76M on Facebook Gaming, and 112.29M on Mixer  —  Twitch continues to lead rivals including YouTube Live, Facebook Gaming, and Microsoft's Mixer when it comes to live streaming video.