The problem - when you cast your net that wide - is you inevitably catch something you don't want to catch.

I don't want to own something that you can't take into your apartment at night.

Given that you'll never be able to prevent copying, the question is, what can you do to minimize it? What can you do to make consumers happy enough with legitimate use of the system that they'll be willing to pay for it?

For he is cast into a net by his own feet, and he walketh upon a snare.

In making policy designed with copyright in mind, you end up making decisions about whether other important technologies, such as privacy-enhancing or file-search technologies, should be encouraged or discouraged. A collision is happening between creativity and protecting IP.

We're missing some opportunities if we don't try to cast our net a little wider.