>Nope, that's not a justification. If anyone needs to contact a specific
>list member off the list, he must necessarily *first* know that the other
>list member exists. The only way that this happens is if the other list
>member has posted to the list -- in which case, he has already voluntarily
>revealed his presence on the list, anyway. But on *most* lists, this
>represents only about 5 to maybe 20 percent of the subscribers. Thus, you
>are "revealing" the addresses of 80 to 95 percent of the subscribers who
>would otherwise be anonymous -- and some of those people might prefer to
>retain their anonymity.

LISTSERV does have the CONCEAL option for people who wish to stay out of
REVIEW.