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Microsoft wants to update your Windows 11 PC without forcing you to reboot
(www.windowscentral.com)
This is a most excellent place for technology news and articles.
A Steamlink app was added to the Meta store recently. It supposedly allows playing streamed desktop VR. I have been meaning to try it with Steam on my Linux desktop, so I can't really vouch for it yet, it could just not work. And who knows if Proton works for any specific VR games.