https://hacks.mozilla.org/2013/10/firefox-developer-tools-and-firebug/ https://hacks.mozilla.org/2013/10/firefox-developer-tools-an... has the current descripti

https://hacks.mozilla.org/2013/10/firefox-developer-tools-and-firebug/ https://hacks.mozilla.org/2013/10/firefox-developer-tools-an... has the current description of that relationship.