"Perfect Groove" digital mastering for vinyl

While searching for ideas the kid could make for his HS's 3D design class, I read on line that you can 3D print your own records, noting the comment that it doesnt quite sound as good as a real record.

I'm amazed that this is even possible currently and assume it's only a matter of time before a 3D printed record get on par with a lathe cut master - as print resolution capability marches on.

Imagine the debates over all the variables you'd have at hand, in an effort to make it sound better! "Using my 384 kHz interpolation..."