Canned goods are non-perishable. Used needles carry contaminate. One is useful, the other isn’t.

Would those files be published, or kept private?

Go with YouTube music. If you can’t find what you want, upload it yourself to YouTube under the Music category. I’ve done this with my own music, and preservations of music I love. I can’t think of another service that allows this.

You are correct, CDs can reproduce the human audio spectrum perfectly, IF AND ONLY IF certain rules are followed, and I think that’s why earlier CDs sounded weird. For example: how good were low pass filters when digital sound first arrived?

It sounds like he’s nervous when it comes to touch, or that it’s slightly overwhelming. If he’s blushing, that’s a good sign he’s enjoying it.