I didn't say it's unethical to preserve "ABI compatability." It's the software equivalent of the Chinese government gaslighting everyone while they wait for the dancing grannies to get the hint and go home. It is, in fact, the exact same technique.
And not only that, we're fast approaching the day where we all power on our PCs to discover that you can login with any user you like. And it gives you the list of all users who have a one drive account.