These recordings have a really interesting narrative... http://en.wikipedia.org/wiki/The_Disintegration_Loops
80s Muzak tapes slowed down and allowed to disintegrate for 20 years.
This is in memory of my friend Sue who died a year ago today. 1
these were on SMFZ a while back. Worth a listen if you like ambient music.
As featured on Stuart Maconie's Freak Zone (which is great, obv).
Analog tape loop fading into nothingness 1