I think the pragmatic answer to this question is another question: do you have any operations that fall under EU jurisdiction? If yes, then they have the abili

I think the pragmatic answer to this question is another question: do you have any operations that fall under EU jurisdiction? If yes, then they have the ability to punish you and you need to follow the GDPR. If no, then the GDPR is just as irrelevant as any other EU regulation and can safely be ignored.