In fact, Glenn Gould's final recording of Bach's Goldberg Variations was rereleased from the analog tape recording, as the sound quality was better than digital

In fact, Glenn Gould's final recording of Bach's Goldberg Variations was rereleased from the analog tape recording, as the sound quality was better than digital of the time (1981). https://en.wikipedia.org/wiki/Bach:_The_Goldberg_Variations_(Glenn_Gould_album)#Re-releases https://en.wikipedia.org/wiki/Bach:_The_Goldberg_Variations_...