About acceleration - dunno about macOS, but on GNU/Linux there's lots of low-hanging fruits to get by tweaking a few entries in about:config. Check out https://

About acceleration - dunno about macOS, but on GNU/Linux there's lots of low-hanging fruits to get by tweaking a few entries in about:config. Check out https://wiki.archlinux.org/index.php/Firefox/Tweaks https://wiki.archlinux.org/index.php/Firefox/Tweaks