At the time I thought it was kind of a stunt and was a neat idea but not addressing a real problem with music copyright and real lawsuits. It looks like I might be totally wrong, because that’s exactly what Design Basics is doing. :/
It was built with an intention to invalidate 3D printing patents that cover broad elements and general materials and ideas, on the grounds of obviousness.
[0] https://www.sciencedirect.com/science/article/abs/pii/S01722...
I got whatever degree of nastygram that isn't a "strike" from YouTube once for a video of me singing a 150 year-old folk song from my own arrangement. Someone claimed to have copyright. I didn't fight it in earnest, but if I had a monetized account that I was depending on financially, I might have had to -- and of course, you pursue that at the hazard of losing your channel and Google account.
Got a C&D once for a text graphics Whac-a-mole clone in Basic when I was a teenager. Kinda soured me on everything related to IP rights going forward.