Addison Phillips addison at
Thu May 3 17:01:12 CEST 2007

Michael Everson wrote:
>> RFC 4646 specifies that non-ASCII characters be represented using 
>> these ugly hex NCRs.  There are pros and cons to using UTF-8 for the 
>> Registry, and even though I an a huge fan of UTF-8, there are valid 
>> points to be made on both sides (i.e. many e-mail systems, even today, 
>> mangle UTF-8). Again, this list is not empowered to disregard or 
>> overturn what RFC 4646 says.  We have had the debate in LTRU probably 
>> three or four times now, and the hex NCRs appear likely to stay.
> Must they be represented using NCRs? Is that obligatory? Is ASCII 
> fallback forbidden?

If you include non-ASCII characters, they must be NCRs. Of course, you 
can use an ASCII transliteration to avoid them altogether. The RFC 
doesn't require anything in particular about the content of a comment.


Addison Phillips
Globalization Architect -- Yahoo! Inc.

Internationalization is an architecture.
It is not a feature.

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