Or how some windows don't receive a resize signal when you disconnect from a USB-C display and they get resized without being redrawn (Firefox and Chromium for

Or how some windows don't receive a resize signal when you disconnect from a USB-C display and they get resized without being redrawn (Firefox and Chromium for instance), and you have to resize them which is never trivial if they were full screen or taking a half screen (not all borders are draggable or something of the sort).