It wasn't just a text file; it was a meticulously maintained database he called "The Chronology of Light." It was a list of every single V-Ray version ever released, organized by build number, feature set, and compatibility quirks. To a casual observer, it was dry data. To Elias, it was a map through a minefield.
Before diving into the list, it is crucial to understand how V-Ray version numbers work: vray all versions list