Sure, but what does that get you? It's proprietary because you don't get any of the four freedoms (even freedom 0, because you technically don't have the right

Sure, but what does that get you? It's proprietary because you don't get any of the four freedoms (even freedom 0, because you technically don't have the right to run the software without explicit permission -- and you can forget about modification and distribution). Yes, you can copy the code, but what are you going to do? Frame it?