Before blame developer, will be better if you wrote your target.
Because looks like you want simulate Photoscan workflow in more modern software (that just not required 75% of this steps). Or your case is 0.0000000001% of all possible workflow on world.
About UI/UX. You probably never seen how newbie hate zBrush for its UX. But later love it. It not similar to most of apps, but have its own good idea, that help artist work fast and easy.