<s>
Paper	B-General_Concept
data	I-General_Concept
storage	I-General_Concept
refers	O
to	O
the	O
use	O
of	O
paper	O
as	O
a	O
data	B-General_Concept
storage	I-General_Concept
device	I-General_Concept
.	O
</s>
<s>
A	O
defining	O
feature	O
of	O
paper	B-General_Concept
data	I-General_Concept
storage	I-General_Concept
is	O
the	O
ability	O
of	O
humans	O
to	O
produce	O
it	O
with	O
only	O
simple	O
tools	O
and	O
interpret	O
it	O
visually	O
.	O
</s>
<s>
Though	O
now	O
mostly	O
obsolete	O
,	O
paper	O
was	O
once	O
an	O
important	O
form	O
of	O
computer	O
data	B-General_Concept
storage	I-General_Concept
as	O
both	O
paper	O
tape	O
and	O
punch	B-Architecture
cards	I-Architecture
were	O
a	O
common	O
staple	O
of	O
working	O
with	O
computers	O
before	O
the	O
1980s	O
.	O
</s>
<s>
"	O
After	O
some	O
initial	O
trials	O
with	O
paper	O
tape	O
,	O
he	O
settled	O
on	O
punched	B-Architecture
cards	I-Architecture
...	O
"	O
Hollerith	O
's	O
method	O
was	O
used	O
in	O
the	O
1890	O
census	O
.	O
</s>
<s>
In	O
an	O
early	O
electronic	O
computing	O
device	O
,	O
the	B-Device
Atanasoff	I-Device
–	I-Device
Berry	I-Device
Computer	I-Device
,	O
electric	O
sparks	O
were	O
used	O
to	O
singe	O
small	O
holes	O
in	O
paper	O
cards	O
to	O
represent	O
binary	O
data	O
.	O
</s>
<s>
This	O
form	O
of	O
paper	B-General_Concept
data	I-General_Concept
storage	I-General_Concept
was	O
never	O
made	O
reliable	O
and	O
was	O
not	O
used	O
in	O
any	O
subsequent	O
machine	O
.	O
</s>
<s>
Barcodes	O
make	O
it	O
possible	O
for	O
any	O
object	O
that	O
was	O
to	O
be	O
sold	O
or	O
transported	O
to	O
have	O
some	O
computer	B-General_Concept
readable	I-General_Concept
information	O
securely	O
attached	O
to	O
it	O
.	O
</s>
<s>
The	O
limits	O
of	O
data	B-General_Concept
storage	I-General_Concept
depend	O
on	O
the	O
technology	O
to	O
write	O
and	O
read	O
such	O
data	O
.	O
</s>
