TL;DR: Facepunch Studios' Rust will not support Linux or Valve's Proton due to rampant cheating on the platform and limited user base, making anti-cheat maintenance unfeasible. This highlights ongoing ...
Rust has a long, rocky will-they-or-won't-they history when it comes to official support for both Proton and Linux, and with a new Steam Machine on the way it's no surprise to see those conversations ...