Trolls, bullies, flame wars—comment sections online have them all. Is the solution simply to turn off the comments? PewDiePie, one of the biggest stars of YouTube, has done just that. In a recent video he posted expressing his happiness with the decision, the video game vlogger said, “It's been making me really happy, and it's been making me really enjoy what I do. Which is really important to me.” The fight for positivity in social media is clearly continuing. (Business Insider)