I remember seeing some of the Simon & Garfunkel master cutting
tapes at Columbia which were literally worn out from over use. The
tape seemed to have become very thin and the audio level diminished.
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> Regarding Robin's posting, I don't think there's any blanket "wisdom" about old tapes getting
> "dulled out," but I have heard stories about older tapes that were used to cut a lot of LP masters
> get so they don't Dolby-track well and other things related to certain frequencies falling off more
> than others over time. I think it could be that the tapes passed over slightly magnetized transport
> parts or heads here and there, or were exposed to weak magnetic fields for long periods of time, or
> even lost enough oxide for it to be audible just because they were played so many times. After all,
> playback is not a frictionless exercise.
> -- Tom Fine