This suggestion feels a bit like sacrilege because Pro Motion’s ui icons have so much character and they’ve been with us for so long, but what if PM’s icons were revised to be simpler and more readable?
I think there’s a strong case to be made for improving PM’s overall user experience if the icon set currently in place was updated to more modern standards.
User interface theory and icon design are their own art form so this would require a pretty skilled hand. Would be quite a project.
But take a look at some of Photoshop’s simple silhouette greyscale icons, next to some of Pro Motion’s icons: