[UA-discuss] interesting to note about emoji in mailbox name.

[Asmus Freytag (c)]

On 4/15/2019 9:46 AM, John Levine wrote:
> In article <09cbecda-324d-eb4d-bd45-fb4e64c71a72 at ix.netcom.com> you write:
>> That's the real danger of understanding UA as "blind acceptance" vs.
>> universal support for well-behaved (if non-native) identifiers.
>> "Well-behaved" almost has to become more narrowly defined than the
>> "anything goes" or "any PVALID goes" from E-mail or domain name standards.
> Quite right.  I wish I know where the bad idea came from that you're
> supposed to accept every technically valid but illegible and
> misleading IDN or e-mail address.  It's never been true with ASCII
> addresses and it's even less true with IDNs and UTF-8 mailboxes.
>
>
How do we make sure that UA doesn't become synonymous with "uncritical 
acceptance"?

A./


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