[ietf-dkim] 1193 considered harmful

[Michael Thomas]

Dave Crocker wrote:
> Michael,
> 
> Michael Thomas wrote:
> 
>> Most mailing lists that I know of produce one copy of the outgoing
>> mail with a large number of rcpt-to's, so it's not very important
>> to them. Where it might be useful is for, say, an outbound marketing
>> campaign where you send the spam^H^H^H^Hmessage to each recepient
>> individually.
> 
> 
> It is quite common for bulk mailing services to re-use the same body for 
> multiple postings.
> 
> It provides a basic level of per-user tailoring that is quite useful.

Isn't that what I just said?

In any case, I wonder how useful it really is because lots of bulk
mailers try to customize their message to the recipient. This seems
like a pretty marginal optimization to me.

		Mike