A killfile ....
The sole purpose of it is to perpetuate one's own ignorance. Whether or not
The purpose of it for ME is to save time by not seeing
posts by people I have discovered to be incapable of
intelligent contribution to a discussion. In other words,
people whose posts IN NO WAY reduce anyone's ignorance
and possibly increase it.
The man who reads nothing at all is better educated
than the man who reads nothing but newspapers.
-- Thomas Jefferson
Kind of like the man who reads nothing but Usenet.