Are you sure that it's not anyways, because of lagginess (i.e. did you try the new release)? The addition of e10s has also majorly improved scrolling performan

Are you sure that it's not anyways, because of lagginess (i.e. did you try the new release)? The addition of e10s has also majorly improved scrolling performance (through the implementation of Asynchronous Panning and Zooming [0]), which I've personally found to be exactly that, it felt weird beforehand, but I couldn't have told you what was wrong exactly... [0] https://hacks.mozilla.org/2016/02/smoother-scrolling-in-firefox-46-with-apz/ https://hacks.mozilla.org/2016/02/smoother-scrolling-in-fire...