> lock down of PC software to the Microsoft app store, probably roughly at the same time apple also tightens a lock down on macOS

Nothing is locked down. UWP and win32 are funcionally equivalent with sparse registration. If you decide to publish to the store anyways, you can even use your own payment provider and keep 100% comission.

> more anti competitive steps to make installing desktop Linux on consumer hardware hard while arguing you could just use WSL and it's "for your security" and they are not anti Linux because they embrace Linux on servers

Isn't WSL a win-win for the Linux-community and Windows-users alike? WSL2 and WSLg make Linux desktop apps more accessible than ever.

> trying to kill Valve, there should only be Windows games and only through the Windows app store Xbox Game Studios games are released on Steam.

I could go on, but you get the point.