Reaping what you sow, I'm afraid.
This is where you get when you repeatedly choose MS over any alternatives. It's the equivalent of discovering you're being shafted by your insurer because you've never thought about changing.
All those Administrators so upset now had their chance a few years ago when it was possible, practical and economic to look to variants of Linux.
Yes, maybe this time MS will relent (or appear to). But what about June. Or 2021.
If you run a solely MS desktop environment, you are now just going to have to roll out whatever comes your way. After all, what are your options, realistically ?