This is all so subjective, one persons over is another persons under. I know I expose for the highlight and let everything else go. Then if theirs no highlight then expose for the grey . Once this is decided then quality of light, some light requires over exposure some normal exp. As far as processing I have no idea whether it is in line with the standard + N or - . It's a process I tested for, a long time ago and as film has disappeared been replaced by new I've tested those to my current process made adjustments to balance. I know it gives me the latitude I need for contrast changes and the grain when I ask it of the image is very sharp.