- https://daniel.haxx.se/blog/2022/12/14/idn-is-crazy/
- https://en.wikipedia.org/wiki/Internationalized_domain_name – IDN
- https://en.wikipedia.org/wiki/Daniel_Stenberg – the guy behind cURL
- https://en.wikipedia.org/wiki/cURL
Certainly: IDN is crazy – it certainly is crazy to allow Unicode in domain names – but is falling back to ASCII an option? I personally restrict myself to ASCII, if it comes to file names.