I seriously doubt that any of the “official” Developers have both the time and desire to do this. As far as I know, there are no other hobbyist programmers (besides myself) playing with these aspects and, personally, I have only glanced at the icons and cursors. Feel free to look at this thread:
https://forum.audacityteam.org/t/configuring-the-gui/27398/1
where I am documenting my investigations.