It seems parent’s difference is work-for-hire with a business function and defined deliverable is not creator work. Where do you think the line is? It seems o

It seems parent’s difference is work-for-hire with a business function and defined deliverable is not creator work. Where do you think the line is? It seems obvious to me that an artist is a creator. If a person is stitching together Wordpress sites for someone else’s content are they a creator? A configurator? If a person is creating excel spreadsheets are they a creator? What about if they are just tallying numbers on a calculator? What about if they are just counting inventory?