I don't think MS would ever switch the UI out for Linux... but it wouldn't completely surprise me to see MS helping with WINE, DXVK and Proton. More surprised

I don't think MS would ever switch the UI out for Linux... but it wouldn't completely surprise me to see MS helping with WINE, DXVK and Proton. More surprised if there haven't been MS contacts that have at least helped to clarify things on occasion.