<s>
Automated	O
Retroactive	O
Minimal	O
Moderation	O
(	O
ARMM	B-Application
)	O
was	O
a	O
program	O
developed	O
by	O
Richard	O
Depew	O
in	O
1993	O
to	O
aid	O
in	O
the	O
control	O
of	O
Usenet	B-Application
abuse	O
.	O
</s>
<s>
Concerned	O
by	O
abusive	O
posts	O
emanating	O
from	O
certain	O
anonymous-posting	O
sites	O
,	O
Depew	O
developed	O
ARMM	B-Application
to	O
allow	O
news	O
administrators	O
to	O
automatically	O
issue	O
cancel	O
messages	O
for	O
such	O
posts	O
.	O
</s>
<s>
This	O
was	O
a	O
controversial	O
act	O
,	O
as	O
many	O
news	O
administrators	O
and	O
users	O
were	O
concerned	O
about	O
censorship	O
of	O
the	O
netnews	B-Application
medium	O
.	O
</s>
<s>
An	O
early	O
version	O
of	O
ARMM	B-Application
contained	O
a	O
bug	O
which	O
caused	O
it	O
to	O
post	O
follow-ups	O
to	O
its	O
own	O
messages	O
,	O
recursively	O
sending	O
posts	O
to	O
the	O
news.admin.policy	O
newsgroup	O
.	O
</s>
<s>
This	O
was	O
an	O
early	O
example	O
of	O
(	O
unintentional	O
)	O
Usenet	B-Application
spam	O
.	O
</s>
