In addition to what the others have said, windows has already had its big paradigm change (“similar” to the change from x11 to Wayland that is happening) in the past. It was around 2007 with windows Vista. They also didn’t get it quite right on the first try, but because Microsoft can do whatever they want, and in Linux you must convince the community that something is better, it was easier for them to just change everything under everyone’s nose.