5 ms·Rainbow for Firebug brings javascript syntax highlighting to Firebug19 points by woid 18y agoars 18y agoLooks nice, but I can't afford anything that slows down firebug - it's so so so slow as it is.elai 18y agoWhy is something that is so simple & fast in almost everything else is so slow in firebug?ars 18y agoBecause firebug enables firefox debug mode which is very slow.