can you, though? it's not scalably confirmable. what you can say in a British accent to another human person in the physical world is not necessarily what you can say in unaccented text on the internet.
Funnily enough, it is scalably confirmable. You can feed all my HN comments before chatGPT into well.. chatGPT and ask it whether I'm british based on the writing.
I bet we are just a version or two away from being able fine tune it down to region based on writing. There are so many little things based on whether your from Scotland, Wales or London. Especially London!
can you, though? it's not scalably confirmable. what you can say in a British accent to another human person in the physical world is not necessarily what you can say in unaccented text on the internet.