Marshall Price writes:

[...]
(Off topic: about old high-quality portable tape recorders.)
[...]
I'm sorry I didn't get a chance to record more bird songs, because
those I did were incredibly beautiful at low speed.

Billie Holiday in her prime played back at half speed sounds like
Louis Armstrong: glorious.

/Lew
---
Lew Perin /
http://www.panix.com/~perin/babelcarp.html