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Re: [apps-discuss] I-D Action: draft-ietf-appsawg-mime-default-charset-01.txt

Julian Reschke <julian.reschke@gmx.de> Wed, 11 April 2012 16:34 UTC

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Date: Wed, 11 Apr 2012 18:34:53 +0200
From: Julian Reschke <julian.reschke@gmx.de>
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To: Ned Freed <ned.freed@mrochek.com>
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Cc: Apps-Discusssion <discuss@apps.ietf.org>, Bill McQuillan <McQuilWP@pobox.com>
Subject: Re: [apps-discuss] I-D Action: draft-ietf-appsawg-mime-default-charset-01.txt
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On 2012-04-10 15:42, Julian Reschke wrote:
> On 2012-04-01 06:44, Ned Freed wrote:
>>
>>> RFC 2397 defaults media type of "data:" URIs to
>>> text/plain;charset=US-ASCII.
>>
>>> Should this be updated to default to utf8?
>>
>> I'm not entirely sure of all the ramifications, but they are minimal this
>> sound like a really good idea to me.
>
> There is one (IMHO) important erratum for 2397, and also it should be
> updated to be based on RFC 3986.
>
> With respect to the encoding default, it would make sense to check what
> current implementations do; if they indeed agree on UTF-8, it might make
> sense to make that modification. (Does anybody happen to have a test case?)
> ...

<http://greenbytes.de/tech/tc/datauri/#defaultencoding1>

So it appears that those UAs that do support text/plain data URIs all 
default to ISO-8859-1. Specifying UTF-8 instead probably wouldn't be 
helpful.

Best regards, Julian

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