Pls see interleaved comments:
I do work for AT&T and I do have a vested interest in SPAM and other ISP related
issues.
Good so far
Some of you may recall I was the naive idiot that allowed AT&T to launch
the Do Not Call Registry
Forgot it but thank you for reminding us 
I continue to stay engaged and am most definitely an anti-spam proponent.
When I saw Mr. Lorenz's post I immediately verified it did indeed come
from AT&T and called the responsible party.
Excellent. Please contact the casino spammer below (strictly illegal
activity, btw) and let us know what he has to say. This was injected
from 127.0.0.1.
Jeffrey Race