Everyone has different natural aptitudes/challenges and now there are so many more teaching approaches/methods available than there were in the mid 70’s. I’m envious of people learning guitar (or any instrument) now.
Wayne Krantz has an interesting style. When listening to him, I find I really have to stay focused and pay close attention. I can’t just space out. It seems to be constructed of many incremental variations, as if one is observing some sort of slowly unfolding biological proces occurring at a microscopic level.
That's an interesting approach Bob Wills took. No doubt it was advantage for Garcia, having played Bluegrass.That's not a genre that tolerates sloppiness. It must've been an excellent foundation in terms of discipline and developing technical facility.

