When checking ProtonDB, cross-reference the environment variables with those listed on the proton-cachyos README. In my experience, most people are copy-pasting environment variables they read from other people without understanding what they do or even if they do anything at all.
One thing to add to that list:
When checking ProtonDB, cross-reference the environment variables with those listed on the proton-cachyos README. In my experience, most people are copy-pasting environment variables they read from other people without understanding what they do or even if they do anything at all.