Currency

Economies are assembled from flows. Unsurprisingly, therefore, their native codes are currencies, or current-signs.— Nick Land, n1-18A currency (from Middle English: curraunt, "in circulation"), in the most specific use of the word, refers to money in any form when in actual use or circulation as a medium of exchange, especially circulating banknotes and coins. — Wikipedia, r-n24-18]1650s, "condition of flowing," a sense now rare or obsolete, from Latin currens, present participle of currere "to run" (from PIE root *kers- "to run"). The notion of "state or fact of flowing from person to person" led to the senses "continuity in public knowledge" (1722) and "that which is current as a medium of exchange, money" (1729). — Etymonline.com r-n24-18