>>712933672why yes it is, and that does not contradict that if you had read the sentence you posted. once a mortal dies (his weak flesh fails him) his skull is used to create a servo-skull (the machine endures eternally)
"the machine is immortal" is more like a mantra venerating the longevity of metal and steel in comparison to flesh or a mortal lifespan, metal will endure tens of millennia where no man can or would, to become more like a machine is to become closer to immortality