If you had a Chase card they could use some proprietary way of saving the language, but for other banks there's no standard way of saving the language (on the c

If you had a Chase card they could use some proprietary way of saving the language, but for other banks there's no standard way of saving the language (on the card for example), so the only solution is for the ATMs to maintain an online (since you're unlikely to return to the same ATM) mapping of card numbers to languages, and that would bring a huge liability.