As is true of almost all "creativity" apps. DAWs, video editors, animation tools, paint applications - there are few highly featured examples of this software that do not require a serious learning committment before being comfortable.
Tantacrul's other videos on engraving software UX show some great examples of this, where improvements in UX can help without lowering the productivity plateau for experts (except of course throwing them back if you were to change what they've gotten used to from one version to the next).