DESCRIPTION:
I am not pretending having all the answers, I am delivering you here my own suppositions, after investigating a little. I may be totally wrong.
If you have any valid and verified further information on the subject, please, feel free to let us know in the comments below.

You will find the whole Interview with Tim Friese-Greene here:
http://www.pennyblackmusic.co.uk/MagSitePages/Article/3930/Tim-Friese-Greene-Interview

I already made two videos related to song versus arrangements that you will find here:
https://www.youtube.com/watch?v=QYb95qGFg5A
and here:
https://www.youtube.com/watch?v=G8gTpZAoJgI

DISCLAIMER: This is NOT a sponsored video, I only talk about what interests me and what or who I love the most.
All the ideas in this video are mine and only mine.