According to citizeninsane.eu, this song was part of the band’s mid-1993 live set as an instrumental, and Thom explained that it had been offered for a soundtrack but ultimately rejected.
It was later released in their critically acclaimed My Iron Lung EP, released in 1994, “Permanent Daylight” is...
[Verse]
The easiest way to sleep at night
Is to carry on believing that I don't exist
The easiest way to sell your soul
Is to carry on believing that we don't exist
It must be hard, hard
With your head on backwards
Permanent Daylight was written by Ed O’Brien & Colin Greenwood & Jonny Greenwood & Thom Yorke & Philip Selway.
Permanent Daylight was produced by Radiohead & Nigel Godrich.
Radiohead released Permanent Daylight on Mon Sep 26 1994.