Valve has released Proton 11.0-Beta1, with support for Arm devices.
Valve's work Proton and Arm-based hardware inspired an enterprising modder to get Steam running on the original Nintendo Switch.
An enthusiast has created a way to bring Nintendo Switch capabilities to the Linux OS by patching the Arm64 Linux kernel to run the console's games natively. Although not an attempt to recreate the ...
It's unlikely we'll see come to the Switch 2, though.