AUD value only affects tips, not order sums. Otherwise, I could go to a country with very low dollar values (such as Ghana, with only $0.17 USD per Cedi) and make purchases in their currency. It only affects tips from what I’ve seen.
Yep, happened to me. Review simply said “His creativity” and they left 3 stars without requesting any revisions. Also from Spain, may be a coincidence.