YouTube adds 60fps live-streaming video as it ramps up battle with Twitch

Google’s video service promises silky smooth playback for gaming and fast-action videos alongside partnerships with game-capture firmsGaming has become one of the most popular categories on YouTube thanks to the Let’s Play videos published by creators like PewDiePie, The Diamond Minecart and Stampy.Now YouTube wants to get more gamers broadcasting live, as it takes on Amazon’s live-streaming service, Twitch. YouTube is adding the ability to stream live video at 60 frames-per-second (fps) �