Re: [ietf-smtp] Is this a valid Message-ID header ?

Keith Moore <moore@network-heretics.com> Sun, 08 March 2020 01:00 UTC

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To: ietf-smtp@ietf.org
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From: Keith Moore <moore@network-heretics.com>
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Date: Sat, 7 Mar 2020 20:00:36 -0500
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Subject: Re: [ietf-smtp] Is this a valid Message-ID header ?
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On 3/5/20 10:36 PM, Mark Andrews wrote:

> Conversion of all ASCII headers to utf-8 mime encoded should be banned. Apart
> from testing encoding/decoding it serves no useful purpose and if you want
> to perform such testing you can always add a non ASCII character.  MUA’s that
> do this are deliberately breaking interoperability with old MUAs.

+1

Keith