The sometimes obsessive focus on technical detail, for the sake of... what? needs to go.
...done with superior mics (and mic pres) can lift any [sound recording] by a notch or two. How does this actually work on our overt impressions or subconsciousness?
.... but they seem a long way beyond the scope of this forum- so I doubt that is what you had in mind.
How would the mechanical sound emanating from the mechanism of the player add to the realism of the performance...