Not sure I understand your question. With Elmore James, it’s obvious. Just listen to his words. With Pops, that’s the beauty of this music, no? It’s a feeling; and depending on OUR individual feeling when listening, it tells each of us a unique story....IF it’s good (instrumental) “story telling”. Now, if you want to get into the technical weeds of it all....simple.....they’re both classic twelve measure Blues form and both use a Blues tonality....they’re both the Blues.
Hey, speaking of fowl: if it quacks like a duck, walks like a duck.....
Hey, speaking of fowl: if it quacks like a duck, walks like a duck.....