The comments suggesting “subtle differences at best” remind me of visual design discussions with people (usually engineers) who have low awareness or different

The comments suggesting “subtle differences at best” remind me of visual design discussions with people (usually engineers) who have low awareness or different perception of visual nuance. Working in photography grading and graphic design, as I have, can attune your visual sensitivity to notice the space between the eyes and brow as significant. However, I would say the range of variation is low.