Revolver (Beatles album) as the Beatles'. While also highlighting the importance of the production, David Howard writes that "Revolver" was a "genre-transforming album", on which Martin and the Beatles had "obliterated recording studio conventions". Combined with the similarly "visionary" work of American producer Phil Spector, Howard continues, through "Revolver", the recording studio had become "its own instrument; record production had been elevated into art." Whereas "Sgt. Pepper" had long been identified as the Beatles' greatest album, since the 2000s "Revolver" has often surpassed it in lists of the group's best work. Sheffield cites the album's 1987 CD release, with the full complement of
Weapon (album) number of superimposed, ghostly sounds. "Glowbel" (stylized as "gLowbeL") acts as a microcosm of "Weapon" at large, containing equal parts of sinisterly conveyed aggression and optimistic melody. "Solvent" (stylized as "solvent"), the album's midpoint, remains compositionally unchanged from its original 1984 incarnation, but the version on "Weapon" is much sharper and more professionally recorded, with notably refined vocals and improved production. The second half of the album is darker and more introspective than the first. "Weapon" sixth track, "Paragun" (stylized as "paragUn"), features an overpowering chorus and a danceable rhythm, while the following song, "Survivalisto" (stylized as "survivalisto"), is slow