Oh awesome, I’m about to sue every airline that can’t handle the hyphen in my name, EBCDIC can handle hyphens but it would be funny if some other system is just

Oh awesome, I’m about to sue every airline that can’t handle the hyphen in my name, EBCDIC can handle hyphens but it would be funny if some other system is just as limited behind the scenes for an amusing quagmire I’m an American though, in the US, how can I leverage GDPR for this I’ve booked flights throughout Europe before on European airlines. But I’ve also accessed American airline sites from Europe. I can VPN through Europe and do the same thing right now. Which version lets me lob a complaint? And to which country?