Microsoft have windows (they unfortunately kept bloating windows to a point it's no longer usable in resource constrained devices..), so the argument that they

Microsoft have windows (they unfortunately kept bloating windows to a point it's no longer usable in resource constrained devices..), so the argument that they need people to port their games is not valid, valve with steamdeck is the proof, if they were smart with their OS and HW teams, it would have been game changer, biggest library offering than both nintendo and sony combined day 1