6 ideas
Non-literate societies routinely memorize vast, precise bodies of practical information: the names, behaviors and uses of hundreds of plants and animals, navigation, seasonal calendars, genealogies, laws and trade relations. Survival depends on this knowledge, so it cannot be stored as vague myth. It must be encoded in reliable, retrievable systems.
A sequence of physical locations, such as the stops along a songline or features in a home territory, serves as a set of ordered memory hooks. Each place anchors a song, story or dance that encodes specific information. Walking the route in order retrieves the knowledge in order, the same mechanism as the classical method of loci.
When mobile groups became sedentary farmers, they lost daily access to their distant memory landscapes, so they built compact, artificial replicas: stone circles, henges and avenues of posts. Kelly argues that Stonehenge, Avebury, Chaco Canyon and similar sites work as purpose-built sequences of memory locations for performing and rehearsing encoded knowledge.
Objects such as Aboriginal tjuringa, African lukasa memory boards, Pueblo carvings and knotted cords miniaturize the memory palace. Each bead, notch or pattern cues a stored story or fact, and the object is read by touch and sight during recitation. These objects let a trained specialist carry and retrieve a large body of knowledge anywhere.
Secrecy, graded initiation and ritual specialists look like religious mystique, but they work as data-integrity systems. By limiting who may learn and perform certain knowledge, and by demanding exact repetition before elders, a culture prevents corruption of information it depends on. Read this way, the 'sacred' label marks the knowledge that is most important to preserve precisely.
Information is bound to rhythm, melody, movement, vivid characters and emotionally charged narrative because each extra channel strengthens recall. A plant's properties become the actions of a mythic ancestor at a named place, sung in a fixed meter and performed with a dance. Layering location, performance and narrative creates redundant cues that make the knowledge durable across generations.