Re: [urn] Benjamin Kaduk's Discuss on draft-hakala-urn-nbn-rfc3188bis-01: (with DISCUSS and COMMENT)

Adam Roach <adam@nostrum.com> Fri, 08 June 2018 19:45 UTC

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To: Peter Saint-Andre <stpeter@mozilla.com>, John C Klensin <john-ietf@jck.com>, Benjamin Kaduk <kaduk@mit.edu>, The IESG <iesg@ietf.org>
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From: Adam Roach <adam@nostrum.com>
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Subject: Re: [urn] Benjamin Kaduk's Discuss on draft-hakala-urn-nbn-rfc3188bis-01: (with DISCUSS and COMMENT)
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On 6/8/18 1:01 PM, Peter Saint-Andre wrote:
> ...
> Indeed. Similarly, I had started writing a longer note yesterday,
> pointing out that much of this is already covered in:
>
> 1. RFC 3986 (esp. Section 1.2.1, which doesn't say how "to use a wider
> range of characters" nor does it "specify the character encoding used to
> map those characters to octets prior to being percent-encoded for the URI")
>
> 2. RFC 8141 (esp. Section 2.2, which specifies a character encoding of
> UTF-8 but doesn't say how to process "those characters" before UTF-8
> encoding).
>
> My reading of Adam's and Ben's messages is that they'd like a more
> detailed specification of the last-mentioned item, or at least bring the
> matter to the attention of anyone brave or foolhardy enough to use
> "those characters" in NBNs.

What I have in mind is more the second thing than the first. As John 
pointed out, what libraries want to do may vary from country to country. 
I just want text that warns that there's a gun here and that they should 
take care to aim it away from their own foot.

/a