Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
Cache is a fast memory layer that leverages the capacity of memory to store and retrieve information quickly, allowing software to access data efficiently.
External reference — all senses of the word “cache” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.