Forcing people to create a MS account to log in their Windows computer, that's because of backward compatibility?
Pushing Copilot absolutely everywhere, that's because of backward compatibility?
GitHub being down almost daily, that's because of backward compatibility?
It will be very surprising if we see any benefits from cutting Rosetta 2, especially worth gutting all the games and software this has empowered via Steam/WINE/CrossOver.
Windows still owns the corporate drone desktop, but, oddly enough, that’s now being served as a VDI through a Linux thin client.
And that's also entirely orthogonal to hardware - the hardware battle between ARM Mac and ARM PC is really a battle between Apple and Qualcomm (Apple won).
In hindsight, rather than relying on Snapdragon, Microsoft should have started designing their own high-efficiency ARM SoCs 15 years ago like Apple did. But I mean, everything is clear in hindsight isn't it.