All of it is the worst. I don't listen to my system. I only listen to music.
My system exists solely to make great music performances sound as good as possible. If that happens to be a low resolution 1940's recording with lots of hiss, so be it.
My system exists solely to make great music performances sound as good as possible. If that happens to be a low resolution 1940's recording with lots of hiss, so be it.