Proton is the reason I moved from a Windows + MacOS machine to GNU/Linux full time. I understand the concern that some hardcore enthusiasts might have about it making devs lazy when it comes to developing native ports but to be honest I don't care. I am just glad to have a simple method of gaming on GNU/Linux. Proton plus Lutris and the slew other tools that have come out in recent years has made the transition to GN…
How good does this work with things like Oculus Quest, SteamVR, etc.? Are there any performance implications?
For oculus it won't work because it requires the oculus windows app.
(Even when you use SteamVR with an Oculus, actually it's using Oculus app behind)
There are also some projects to reverse-engineer / implement open tracking for VR headsets : https://monado.freedesktop.org/#supported-hardware