Do you just really want to be able to make, say, a 1.5K, 1.66:1 movie with a full menu and extras without having to conform to a BR or UHD-BR standard with letterboxing and upscaling/downscaling to a set resolution for some reason?
Yes.
Do you just really want to be able to make, say, a 1.5K, 1.66:1 movie with a full menu and extras without having to conform to a BR or UHD-BR standard with letterboxing and upscaling/downscaling to a set resolution for some reason?
Yes.