ai datasets 산업에서 하지 말아야 할 일
https://finniqaf.bloggersdelight.dk/2024/09/03/data-analysise-jici-syeossnayo-dangsinyi-sarangeul-dasi-bulreo-ileukil-10gaji-joeon/
Other than, it's found out that there are also some registrar businesses who demand a notarized form or other formal recognition documents, but they are just according to the certain county that the registrants