I'm a big fan of this one: https://chrome.google.com/webstore/detail/video-speed-controller/nffaoalbilbmmfgbnbgppjihopabppdk https://chrome.google.com/webstore/

I'm a big fan of this one: https://chrome.google.com/webstore/detail/video-speed-controller/nffaoalbilbmmfgbnbgppjihopabppdk https://chrome.google.com/webstore/detail/video-speed-contro... Made by a Google employee. I use it all the time on Youtube, Netflix, Vimeo, etc.