Alternatively, <https://addons.mozilla.org/firefox/addon/enhancer-for-youtube/ https://addons.mozilla.org/firefox/addon/enhancer-for-youtub...> offers a much mo

Alternatively, <https://addons.mozilla.org/firefox/addon/enhancer-for-youtube/ https://addons.mozilla.org/firefox/addon/enhancer-for-youtub...> offers a much more convenient UI for playback speed.