Jeff Breidenbach wrote:
5.85 million messages
That's 0.03% if you count all the messages. It is 0.008% if you discard the top three offenders, all of which I have contacted.
I'd say that's a strong argument for just using the Message-ID and simplifying this tremendously...
...Barry, do you disagree?
(It can still be a base32 encoded SHA hash it to make it less user hostile.) http://wiki.list.org/display/DEV/Stable+URLs