https://forums.opera.com/topic/15170/youtube-videos-in-opera-load-cpu-at-90-while-the-same-video-in-ie-loadsjust-30/
YouTube videos in Opera load CPU at ~90%, while the same video in IE loadsjust 30% | Opera forums
May 12, 2016 - Hi everyone! About a half a year I am noticing that viewing YouTube videos in Opera loads my CPU at 90-100%. The picture twitches and I notice the whole PC is...