Lots of academic authors have decided color is a gimmick (color printing is expensive and not clear how long-lived; grayscale printing kills yellow and light-gr

Lots of academic authors have decided color is a gimmick (color printing is expensive and not clear how long-lived; grayscale printing kills yellow and light-green lines; then there is colorblindness). Certainly I agree that load-bearing color is to be avoided, and I do so in my own writing.