Thank you David for the kind words. It’s been a long road (2+ years) and I’m glad that people like what I’ve built.
Soft-proofing is on the list, but it’s not on the near term list.
As far as versioning, I have some ideas about that. For now, if you duplicate the image in the Finder, AND you are using APFS, there is no disk space consumed, so that is a good way to go.
