So you have a strong AI doing natural-language parsing to figure out from that freeform address whether you need to charge sales tax/VAT?
If you're doing business across state/province or national borders, getting that structured address data (and getting it right) can be awfully important.
Seems like the easiest solution would be for web developers to show the address in their country's format, if their customer is from their country, and to show a textarea box for anyone else.
If you're doing business across state/province or national borders, getting that structured address data (and getting it right) can be awfully important.