Re: [Ietf-languages] I-D Action: draft-msporny-d-langtag-ext-00.txt

Michael Everson <everson@evertype.com> Mon, 27 May 2019 02:21 UTC

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From: Michael Everson <everson@evertype.com>
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Date: Mon, 27 May 2019 03:20:50 +0100
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Subject: Re: [Ietf-languages] I-D Action: draft-msporny-d-langtag-ext-00.txt
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I don’t buy the whole enterprise. Why does this need to be tagged? The encoded characters have RTL or LTR properties. The script codes can be parsed with knowledge of what script is what. Why is that not adequate?

> On 27 May 2019, at 01:46, Doug Ewell <doug@ewellic.org> wrote:
> 
> 1. In the proposal's lone example, the Arabic script is a right-to-left script. How does "ar-d-rtl" indicate right-to-left directionality in a way that "ar-Arab" does not?