I would be much more comfortable with their service if they offered the ability to migrate out purchases, though there would need to be limitations in place to

I would be much more comfortable with their service if they offered the ability to migrate out purchases, though there would need to be limitations in place to prevent abuse. I wonder how long it is until Valve offers a similar service, but you can use your current game catalog. It would be the perfect accompaniment to a higher screen resolution Steamdeck.