Why do you think that https://github.com/flathub/com.valvesoftware.Steam.CompatibilityTool.Proton-Exp is a good alternative to com.valvesoftware.Steam.CompatibilityTool.Proton-GE
Why do you think that https://github.com/flathub/com.valvesoftware.Steam.CompatibilityTool.Proton-Exp is a good alternative to com.valvesoftware.Steam.CompatibilityTool.Proton-GE