<s>
qrpff	B-Language
is	O
a	O
Perl	B-Language
script	O
created	O
by	O
Keith	O
Winstein	O
and	O
Marc	O
Horowitz	O
of	O
the	O
MIT	O
SIPB	O
.	O
</s>
<s>
The	O
name	O
itself	O
is	O
an	O
encoding	O
of	O
"	O
decss	O
"	O
in	O
rot-13	B-Algorithm
.	O
</s>
<s>
In	O
fact	O
,	O
two	O
versions	O
of	O
qrpff	B-Language
exist	O
:	O
a	O
short	O
version	O
(	O
6	O
lines	O
)	O
and	O
a	O
fast	O
version	O
(	O
7	O
lines	O
)	O
.	O
</s>
<s>
qrpff	B-Language
and	O
related	O
memorabilia	O
was	O
sold	O
for	O
$	O
2,500	O
at	O
The	O
Algorithm	O
Auction	O
,	O
the	O
world	O
's	O
first	O
auction	O
of	O
computer	O
algorithms	O
.	O
</s>
