i quoted somebody as saying:

...

...

:0 * ^From:.*<dean@av8\.com /dev/null

and was told by an actual procmail user the following:

That regex needs some work (the left-angle bracket excludes messages sent with a bare address), and:

...

it does no good for me to filter out the crackpots if the rest of you are just going to keep on replying to same.

if you can rely on at least some people to group-reply to mailing lists as nature intended (which you didn't do, which is why I know about this thread), then

...

:0 * (^From|To|Cc):.*dean@av8\.(com|net) /dev/null

does a better job. The following does very nicely for me, for the record :-)

...

# Valley of the Kooks

:0 * ^(From|To|Cc):.*baptista@(pccf\.net|dot-god\.com) /dev/null

:0 * ^(From|To|Cc):.*jwkckid1@ix\.netcom\.com /dev/null

:0 * ^(From|To|Cc):.*(jimfleming|jfleming)@(prodigy\.net|anet\.com|ameritech\.net) /dev/null

:0 * (^From|To|Cc):.*dean@av8\.(com|net) /dev/null

it's all klingon to me, but that's what i heard.