Sorry - scales are a western concept? We have bone flutes with pentatonic tuning that are ~50 thousand years old. We have written records of scales, including

Sorry - scales are a western concept? We have bone flutes with pentatonic tuning that are ~50 thousand years old. We have written records of scales, including major and minor, that are older than Ancient Greece. And if scales are that old, then so are keys, and so are chords; no?