They probably know little other than how they like the neck to feel or how high or low the string/action should be set.
The rest is probably just the basic, wood type, color, and unique red buttons w/ kill switches... I believe he uses the kill switches as part of his technique. I'm really not too familiar with any of his music. I'm like Jackal is towards his work... indifferent.
That said, I do like all white Les Paul's, not all white Les Paul's with red buttons.
