This should be helpful for people that learned Photoshop in the past (for work or in school). From what I understand, a lot of the friction with GIMP is the workflow differences, and potentially unintuitive UI/UX choices.
tldr: recovering Adobe Photoshop user shows you features in the very free and very open source gnu image manipulation program :D
my relevant GIMP config files: https://github.com/BreadOnPenguins/dots/tree/master/.config/GIMP/3.0
GIMP documentation: https://www.gimp.org/docs/
To be fair, they were not given enough time before the abuse and harassment happened.
If that didn’t happen it is likely they would have changed and improved more.