<s>
The	O
Compact	B-Application
Disc	I-Application
File	I-Application
System	I-Application
(	O
CDFS	O
)	O
is	O
a	O
file	B-Application
system	I-Application
for	O
read-only	B-Device
and	O
write-once	B-General_Concept
CD-ROMs	B-Device
developed	O
by	O
Simson	O
Garfinkel	O
and	O
J	O
.	O
Spencer	O
Love	O
at	O
the	O
MIT	O
Media	O
Lab	O
between	O
1985	O
and	O
1986	O
.	O
</s>
<s>
The	O
file	B-Application
system	I-Application
provided	O
for	O
the	O
creation	O
,	O
modification	O
,	O
renaming	O
and	O
deletion	O
of	O
files	O
and	O
directories	O
on	O
a	O
write-once	B-General_Concept
media	O
.	O
</s>
<s>
The	O
file	B-Application
system	I-Application
was	O
developed	O
with	O
a	O
write-once	B-General_Concept
CD-ROM	B-Device
simulator	O
and	O
was	O
used	O
to	O
master	O
one	O
of	O
the	O
first	O
CD-ROMs	B-Device
in	O
1986	O
.	O
</s>
<s>
CDFS	O
was	O
never	O
sold	O
,	O
but	O
its	O
source	O
code	O
was	O
published	O
on	O
the	O
Internet	O
and	O
the	O
CD-ROMs	B-Device
were	O
distributed	O
to	O
Media	O
Lab	O
sponsors	O
.	O
</s>
<s>
The	O
file	B-Application
system	I-Application
is	O
the	O
basis	O
of	O
WOFS	O
(	O
Write-once	B-General_Concept
File	B-Application
System	I-Application
)	O
,	O
sold	O
by	O
N/Hance	O
systems	O
in	O
1989	O
.	O
</s>
