Re: [Tsv-art] Tsvart last call review of draft-ietf-httpbis-bcp56bis-12

Mark Nottingham <> Wed, 14 July 2021 01:49 UTC

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From: Mark Nottingham <>
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Date: Wed, 14 Jul 2021 11:49:44 +1000
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To: David Black <>
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Subject: Re: [Tsv-art] Tsvart last call review of draft-ietf-httpbis-bcp56bis-12
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Hi David,

Thanks very much for the review. I think it's probably best to defer discussion of the issue below until the IESG does its comments/DISCUSSes, as they ultimately own policy in this area (AIUI).


> On 14 Jul 2021, at 11:23 am, David Black via Datatracker <> wrote:
> I did notice one non-Transport ISSUE of potential concern - Section 4.3 on
> Specifying Client Behavior leads off with these two paragraphs:
>   An application's expectations for client behaviour ought to be
>   closely aligned with those of Web browsers, to avoid interoperability
>   issues when they are used.
>   One way to do this is to define it in terms of [FETCH], since that is
>   the abstraction that browsers use for HTTP.
> Based on this text, I was surprised to see that not only is [FETCH] an
> informative reference, but that it is also a reference to a non-archival source
> (WHATWG, "Fetch - Living Standard").   Given the prominent use of that
> citation, I'd think that the reference ought to be a normative reference to an
> archival document, perhaps complemented with advice on where to find
> updated versions of that document.

Mark Nottingham