Wiggin never said that it doesn't matter what notes were hit. Your notions of "precision" would mean the best Jazz player would be an emotionless robot, a computer.
The best jazz is played with
"soul". A good jazz player can simply hit the notes, a great jazz player can add fire to it. If every live performance sounded exactly like it did on a CD because there was such 'precision' then all live music would be pointless!
Similarly I once heard from somebody that they were making something hand-made that was coming out so good that it looked like it was produced in a factory as it was just flawless. Naturally things normally have flaws so they kept the high standards but started to introduce
deliberate, minor flaws into it because customers paid a premium for it being hand-made.
One of the biggest problems CGI has/had with skin and hair is to deal with our natural inconsistencies and flaws we have in real life.
PS not sure why you asked DW to move it when he's not even replied once, I have