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It kind of still is because of Webview2. Games such as Forza Motorsport (not that you’d want to play that crap) depend on it for Xbox login purposes even if you bought the game on Steam. The game depends on the system Edge libraries and doesn’t ship its own.
I have the same issue on one of the controllers.
There are some hall effect sensor kits on Aliexpress but that requires extensive work to set up and install.