http://bugs.winehq.org/show_bug.cgi?id=50277
--- Comment #34 from Stian Low wineryyyyy@gmail.com --- (In reply to Shmerl from comment #22)
Some report that Proton handles Blood West correct. What is the exact difference and can this be upstreamed or for some reason not?
This seems to be an open-ended question. Maybe by design?