Yeah, the “Expand Luminance For Computer Displays” setting isn’t doing it for me on MC 6 either. I understand that the Source/Record monitors aren’t meant to be a pristine, grade-worthy reference, I just want something more in the ballpark of reality.
I guess it just doesn’t seem unreasonable to me to want to be able to chose whether I see the image as it’s encoded or as it will be displayed. In essence, I just want to be able to toggle between two of the most conventional LUTs.