Yes, SteamOS 3.0 is built on an Arch Linux foundation for the Steam Deck.
Yes, SteamOS 3.0 is built on an Arch Linux foundation for the Steam Deck.
Developers usually prefer working with Linux directly rather than targeting Proton. This is because major game engines already include Linux as a supported platform, making it simpler during development to choose Linux from their menu instead of switching between environments. Those who might opt for Proton typically use engines that don’t natively support Linux, which are generally less common.