<s>
The	O
Planetary	B-Application
Data	I-Application
System	I-Application
(	O
PDS	O
)	O
is	O
a	O
distributed	O
data	O
system	O
that	O
NASA	O
uses	O
to	O
archive	O
data	O
collected	O
by	O
Solar	O
System	O
missions	O
.	O
</s>
<s>
When	O
a	O
proprietary	O
format	O
is	O
submitted	O
to	O
the	O
archive	O
(	O
such	O
as	O
a	O
Microsoft	B-Application
Word	I-Application
document	O
)	O
an	O
accompanying	O
plain	O
text	O
file	O
is	O
also	O
required	O
.	O
</s>
<s>
It	O
is	O
assumed	O
that	O
the	O
scientists	O
of	O
the	O
future	O
will	O
at	O
least	O
be	O
able	O
to	O
make	O
sense	O
of	O
regular	O
ASCII	B-Protocol
bytes	O
even	O
if	O
the	O
proprietary	O
software	O
and	O
support	O
ceases	O
to	O
exist	O
.	O
</s>
