Re: [art] Against BCP 190

Leif Johansson <leifj@mnt.se> Tue, 23 July 2019 16:06 UTC

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To: Adam Roach <adam@nostrum.com>, art@ietf.org
References: <791b33b8-4696-f69c-aca3-8838b2caafd8@sectigo.com> <6.2.5.6.2.20190713054207.0bbd9b58@elandnews.com> <008901d5410d$90607b00$b1217100$@gmail.com> <529b1f23-75e7-c426-f884-8dd07825182d@nostrum.com> <f834b9cd-0dff-7725-a959-6514c22d3ae4@mnt.se> <eb6485fa-d3dd-8eb9-7886-b17ef9d10f81@nostrum.com> <1e6e3567-59d8-b868-4917-603b848ae984@mnt.se> <c8e5c099-fd38-e206-7145-81eb2b3d467a@nostrum.com>
From: Leif Johansson <leifj@mnt.se>
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Date: Tue, 23 Jul 2019 18:06:27 +0200
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Subject: Re: [art] Against BCP 190
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On 2019-07-23 17:46, Adam Roach wrote:
> On 7/23/19 11:28, Leif Johansson wrote:
>> I am having trouble articulating the sense of unease I am feeling
>> over this issue...
>>
>> The best I can muster right now is this: Reading section 2.3 of BCP190
>> I see nothing whatsoever that speaks to the interoperability concerns
>> that motivate the normative language in that (or for that matter any
>> other) section of BCP190.
> 
> 
> The purpose of BCP 190 has never been to provide advantages to protocol
> designers. That is, in fact, the opposite of its purpose. The purpose of
> BCP 190 is to provide protections to the URI namespace and the people
> who own its governance (e.g., domain owners) against protocol designers.
> It's effectively a restatement of the well-understood principle of
> "don't squat on protocol codepoints," but spelled out in terms of URIs.
> From that perspective, it is always going to be vaguely adversarial to
> protocol developers, in the same way that IANA registration policies
> more strict than "First Come First Served" are: its job is to protect a
> common resource against having parts of the URI namespace carved off for
> the exclusive use of one protocol or another.

In that case maybe this is just a matter of qualifying section 2.3 with
something along the lines of "this does not apply if your entire domain
is meant to do just one thing"

	Cheers Leif