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