[EAI] Re: Your DISCUSS on draft-ietf-eai-framework-05

[Jari Arkko <jari.arkko at piuha.net>]

Harald,
 
>>
>> Exactly. That is why it is important that we do not downgrade mail
>> permanently
>> if we can avoid it. I reacted to the text because it seemed to be saying
>> that. Specifically, it says the storage agent may downgrade i18n e-mail.
>> Does that mean that it would actually downgrade it in the storage,
>> or just for the purpose of serving it to this particular client at this
>> one time?
>>
>>   
> Actually there are two possible conceptual approaches, which are
> equivalent seen from the outside:
>
> - Store the message in a downgraded format, but with enough
> information to reconstruct the non-downgraded format. This is faster
> for old clients, slower for new ones.
> - Store the message in an UTF8SMTP compatible format, and downgrade at
> read time. This is faster for new clients, and slower for old ones.
>
> Tradeoff.

Sure. But if these are equivalent from the outside, maybe
we should not be debating how to do it... the external
behavior matters. (See also the last sentence of my
proposed text.)

> I'll have to think about whether that actually says what I want it to
> say.....
>

Ok.

Jari


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