Re: I-D ACTION:draft-hoffman-utf8headers-00.txt

>> though I would want to think about the security implications of
>> caching address maps from previous messages.  getting them from
>> an oracle associated with the recipient's domain seems much
>> safer.
>
> Using a well-defined encoding to calculate them would seem even
> safer, and also works for clients not directly connected to the
> Internet.

that lets them be conveyed in protocol fields that expect ASCII but it 
doesn't really make them easy to remember or transcribe, which seems to 
be part of the goal.