confirming that reverting the UA string to old version fixes the stuttering when using youtube webapp or visiting youtube in browser.
But it doesn't fix problem where pages have embedded youtube videos, like this: http://m.bleacherreport.com/articles/2352016-papa-johns-airs-wrong-commercial-congratulates-seahawks-after-super-bowl These still exhibit the problem even with the youtube specific UA string -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to webbrowser-app in Ubuntu. https://bugs.launchpad.net/bugs/1417258 Title: YouTube videos stuttering and not playing back smoothly Status in the base for Ubuntu mobile products: New Status in Oxide Webview: Invalid Status in Web Browser App: In Progress Status in webbrowser-app package in Ubuntu: In Progress Status in webbrowser-app package in Ubuntu RTM: Confirmed Bug description: rtm build 224 on krillin on fast wifi connection - Go to videos scope - Choose the first YouTube video - Play it in YouTube and maximize the screen Expected results: - The video should play back smoothly Actual results: - The video pauses frequently and stutters - The progress bar shows it's not a buffering issue as most of the video has been downloaded already This is new. Wondering if it could be related to the YouTube user- agent string Note: oxide-renderer process is using 180% CPU according to top when the video is being played back To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1417258/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp