Well first make sure you're opted into HTML5 beta/playback whatever on Youtube/Vimeo. A random result from my previous link is: http://www.youtube.com/watch?v

Well first make sure you're opted into HTML5 beta/playback whatever on Youtube/Vimeo. A random result from my previous link is: http://www.youtube.com/watch?v=H6dLGQw9yFQ http://www.youtube.com/watch?v=H6dLGQw9yFQ Click the gear icon where you can select the quality. Playback speed should also be there. Sometimes it isn't. In which case, force it into the popout view by tweaking the URL: http://www.youtube.com/watch_popup?v=H6dLGQw9yFQ http://www.youtube.com/watch_popup?v=H6dLGQw9yFQ Huzzah. :)