It doesn’t matter. A straightforward example is that no matter how much UX you do, you can’t offer a listing that the creator sold exclusively to someone else.
But fortunately, with AI content starting to become better we will be able to transform regular people into IP maximalists arguing that copyright protection schemes should be embedded even more than they are today.
Amazon theoretically makes money with which they pay people to make the user experience good.
Pirates have... a few nerds with some spare time?