It's about the psychology of it all. People now have a way to verify actual ownership of artwork. Whatever added value the work has is just a construction of ou

It's about the psychology of it all. People now have a way to verify actual ownership of artwork. Whatever added value the work has is just a construction of our minds and is no different to adding value to physical artwork for arbitrary reasons, but it's true that the upper limit for value will always be less than physical artwork because you can just copy it more easily.