Project I've been working on that I'm very passionate about. A fully upgradeable gaming handheld where you can upgrade the battery, mainboard (cpu), ram, storage by utilising Frameworks modular components. I will be selling it soon as a DIY kit for those that want another way to reuse (or buy new) t...
Only initial thoughts are why in their right mind are they using windows on a handheld device
Windows because it will cost Framework or whoever it is a lot to do it Valve style - coming out with your own distro, support it and yeah the proton issue. If it will run only Linux games, that market will be minuscule.
I mean, you're not wrong, but I'm pretty sure Valve would allow other companies to download SteamOS for their own platform. You can already do it yourself for free.