Also struck by how much simpler the actual bass line (heard in the Visconti clip and on GM's playing live on Musikladen 1978) is than what I 'hear' on the dense album mix. What I hear is like what
this guy plays in his cover, but the actual GM line seems to be a lot more just chugging away on roots, with that lovely flanging/phasing/OD in place. But there's a more mobile second part audible in the mix at times -- possibly a guitar playing low strings or a keyboard rather than bass? -- that sounds something like
View attachment 4801730
and that's what Mr. Isslamow plays (and me too, up to now).