Order, index cards and taxonomy

For some people the conclusion that, "The natural world was no longer ordered on a fixed, linear scale, but came to be seen as a map-like natural system of multiple affinities" seem novel and groundbreaking... for others it ought to be foundation for all work in KO. As soon as the mid-1760s, this insight was motivation for Linnaeus' work on information retrieval, and his invention of the index card.