Re: rfc2822bis -- adding clarifying Sender: text

Hi Pete,
At 12:28 19-01-2008, Pete Resnick wrote:
>No. That's not how RFC 2119 MUSTs and SHOULDs are used. MUST NOT 
>means that doing so is known to cause harm or interfere with 
>interoperation. That simply isn't the case here. We can imagine 
>cases where having redundant Sender information might cause 
>confusion, but we say SHOULD NOT because there may exist valid 
>reasons where the behavior is acceptable.

Agreed.  Thank you for the clarification.

Regards,
-sm