New Proton didn't help after all these years, the same behavior with Experimental, game crashes after three online games randomly. Will try to dig deeper sometime and find relevant logs about what happens, maybe it is fi...
This might be a recent problem because when I was playing on Windows (800+ hours) it never happened. I could play for 6 hours straight without crash. Actually I don't even believe it is a recent problem, I think it is no...