I used my magic powers to edit your link. Simply remove the "s" from "https" and you get the whole thing in your post. Why that is I could not tell you, but that's how it works.
That one sounds totally classic Pink Floyd. The lyric thing must be a drummer thing. I am attracted to the music, then the words may or may not sink in later. I have had the lyrics sink in on songs decades later. Often that's pretty neat, like hearing a new song with double the pleasure... if I like the subject matter and composure.
Old stoners just sitting there placid... huh, imagine that. Some things never change.
Deep Purple had Smoke On The Water, as we know. I think most kids who got a new electric guitar back then got that rhythm riff down first.
Da Da Da...Dada Dada...Da Da Da..Dada... Repeat
I was more impressed with the energy in this one