[kartan]

> in one case it is a physical object, and in the other - immaterial.

In one case or you live in the house or I live in the house. In the other, you can listen to music and other million people or 1 billion at the same time.

Physical ownership is required because it is a limit resource. Copyright is not limited by any physic constraint.

So, I agree that ownership has nothing to do with the original creator. But copyright has nothing to do with a house ownership but a legal monopoly created by the state with some goals in mind that may require or probably not to extend it beyond a few years.