Zefram wrote: > I'd prefer to legislate that messages take effect at the time they > are processed by the list software. That'd make it the same Received: > header that is significant in each message, and any skew affects everyone > equally.
If you propose this, then please annotate it to explain how to figure out which Received: header shows this information, and preferably add an explicit statement to the effect of "the Date: stamp is generally an acceptable estimate".