It was a generalization of the color paradigm. The Where Aspect Diagram. Jerry began delineating the structure of reality. He was compelled to track down the source of this experience and learn why it happened. It was no coincident.
Most scientific revolutions result from breakthrough efforts of lone individuals.
This is not something the author intended to do. It is something that happened to him, and he responded with scientific honesty. That unexpected experiences lead to new ways of understanding is no surprise. That is how scientific revolutions often begin. Research, study, and more interesting experiences, helped to better understand the diagram.