This may be a dumb question, but why should people pay to "own" the art if it can be digitally copied and given to others (can it?)? I understand the artists ne

This may be a dumb question, but why should people pay to "own" the art if it can be digitally copied and given to others (can it?)? I understand the artists need money and support, but other than that, why would anyone want to pay a lot to own a file that's accessible for viewing in a free way?