Yes, there are a plethora of extremely talented musicians, of every genre who take music theory extremely seriously in order to reach top competitive level. If

Yes, there are a plethora of extremely talented musicians, of every genre who take music theory extremely seriously in order to reach top competitive level. If you look at any live performance of a pop star, most likely their band will include drummer, guitarists, keyboard player, sound engineers at the top of their game. They might even be playing jazz on the side :) Check out this pretty much random video of two great young guitarist getting pretty deep in applying theory https://www.youtube.com/watch?v=zFRUCd4gQe4 https://www.youtube.com/watch?v=zFRUCd4gQe4