“There were other people involved, so the song changed from the demo that I had. The backwards guitar solo that I have on the original, the way that it twists and turns with the melody, it made me want to cry when I heard it again. It’s absolutely heart-stopping.

“As good as it was, that stuff just didn’t make the album version. It might have not made sense for a pop feel, I’m not sure. Playing backwards guitar is a very intuitive thing. It’s almost like reading Braille – you know where you are, sort of, but you have to remind yourself to invert the barre. Sometimes you do, and sometimes you don’t. You have to accept the accidents.

“I was using either an Ampeg or a Studer eight-track when I did that demo. Ahmet Ertegun had graciously allowed me to do whatever I wanted between Buffalo Springfield and whatever happened next. I would call into his office and get a PO number. It was like practice record making.”