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Much of the Firefox UI is and has been written in JS for a long, long time. What's happening now is that Mozilla is moving some components away from the XUL ren
by mintplant 10y ago
Much of the Firefox UI is and has been written in JS for a long, long time. What's happening now is that Mozilla is moving some components away from the XUL renderer -- an old, crusty piece of tech that is only still maintained because Firefox depends on it -- to the HTML renderer. Having more things on one stack means development resources can be spent more effectively.