> what is the most advanced civilization What is "advanced"? Is it a property everyone would agree on? Is it a single scale or some multi-dimensional ordering?

> what is the most advanced civilization What is "advanced"? Is it a property everyone would agree on? Is it a single scale or some multi-dimensional ordering? If a civilisation has beautiful spoken-word poetry, while the other has a tradition to play a complex game with baskets and grass knots which one is more advanced?