Ultimately, I know what I'm doing and why I'm doing it. I'm trying to be a construction worker. I'm trying to make things. If people are not interested in that, fine. I just don't give a damn.
When people who are songwriters say 'That's my property and if you give it away for free then I'll lose my incentive,' then, well, good riddance.
Getting your letters or pictures digitized. I don't think it's that important. The more you spend on your materials, you're given the sense that those things are more important due to the total amount spent. You'd probably be better off giving that money to a soup kitchen.