History is recorded, that's the definition of the word. Prehistory is not recorded which is what the 500 kya to 10 kya refers to.
The wikipedia for "Recorded history"[1] draws the distinction this way:
- Before writing: prehistory
- After writing: recorded history
- Both together: human history[2]
1. https://en.wikipedia.org/wiki/Recorded_history
2. https://en.wikipedia.org/wiki/Human_history
The wikipedia for "Recorded history"[1] draws the distinction this way:
- Before writing: prehistory
- After writing: recorded history
- Both together: human history[2]
1. https://en.wikipedia.org/wiki/Recorded_history
2. https://en.wikipedia.org/wiki/Human_history