Comment by coldpie

Nah, nothing like that. We explored shipping Proton for macOS early on, but decided it wasn't where we wanted to spend our time, so we removed it[1] to focus on Linux. There's only so many hours in the day, and supporting two platforms is a lot more work than one.

[1] https://github.com/ValveSoftware/Proton/commit/a84120449d817...