<s>
The	O
PowerBook	B-Device
100	O
is	O
a	O
portable	O
subnotebook	B-Device
personal	B-Device
computer	I-Device
designed	O
and	O
manufactured	O
by	O
Sony	O
for	O
Apple	O
Computer	O
and	O
introduced	O
on	O
October	O
21	O
,	O
1991	O
,	O
at	O
the	O
COMDEX	O
computer	O
expo	O
in	O
Las	O
Vegas	O
,	O
Nevada	O
.	O
</s>
<s>
Priced	O
at	O
US$	O
2,500	O
with	O
external	O
floppy	B-Device
drive	I-Device
,	O
the	O
PowerBook100	O
was	O
the	O
low-end	O
model	O
of	O
the	O
first	O
three	O
simultaneously	O
released	O
PowerBooks	B-Device
.	O
</s>
<s>
Its	O
CPU	B-Device
and	O
overall	O
speed	O
closely	O
resembled	O
those	O
of	O
its	O
predecessor	O
,	O
the	O
Macintosh	B-Device
Portable	I-Device
.	O
</s>
<s>
It	O
had	O
a	O
Motorola	B-Device
68000	I-Device
processor	I-Device
at	O
16	O
MHz	O
,	O
2-8megabytes	O
(	O
MB	O
)	O
of	O
RAM	B-Architecture
,	O
a	O
monochrome	O
backlit	O
liquid	B-Device
crystal	I-Device
display	I-Device
(	O
LCD	B-Device
)	O
with	O
640×400pixel	O
resolution	O
,	O
and	O
the	O
System	B-Operating_System
7.0.1	I-Operating_System
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
It	O
did	O
not	O
have	O
a	O
built-in	O
floppy	B-Device
disk	I-Device
drive	I-Device
and	O
was	O
noted	O
for	O
its	O
unique	O
compact	O
design	O
that	O
placed	O
a	O
trackball	B-Device
pointing	O
device	O
in	O
front	O
of	O
the	O
keyboard	B-Device
for	O
ease	O
of	O
use	O
.	O
</s>
<s>
Apple	O
's	O
then-chief	O
executive	O
officer	O
(	O
CEO	O
)	O
John	O
Sculley	O
started	O
the	O
PowerBook	B-Device
project	O
in	O
1990	O
,	O
allocating	O
$1million	O
for	O
marketing	O
.	O
</s>
<s>
Despite	O
the	O
small	O
marketing	O
budget	O
,	O
the	O
new	O
PowerBook	B-Device
line	O
was	O
a	O
success	O
,	O
generating	O
over	O
$1billion	O
in	O
revenue	O
for	O
Apple	O
in	O
its	O
first	O
year	O
.	O
</s>
<s>
It	O
was	O
discontinued	O
on	O
September	O
3	O
,	O
1992	O
,	O
and	O
superseded	O
by	O
the	O
PowerBook	B-Device
145	O
and	O
PowerBook	B-Device
Duo	I-Device
series	O
.	O
</s>
<s>
This	O
strategy	O
contributed	O
to	O
the	O
commercial	O
success	O
of	O
the	O
low-end	O
Macintosh	B-Device
Classic	I-Device
and	O
Macintosh	B-Device
LC	I-Device
,	O
desktop	O
computers	O
released	O
by	O
Apple	O
in	O
1990	O
.	O
</s>
<s>
Sculley	O
wanted	O
to	O
replicate	O
the	O
success	O
of	O
these	O
products	O
with	O
Apple	O
's	O
new	O
PowerBook	B-Device
line	O
.	O
</s>
<s>
Sculley	O
began	O
the	O
project	O
in	O
1990	O
and	O
wanted	O
the	O
PowerBook	B-Device
to	O
be	O
released	O
within	O
one	O
year	O
.	O
</s>
<s>
The	O
project	O
had	O
three	O
managers	O
:	O
John	O
Medica	O
,	O
who	O
managed	O
engineering	O
for	O
the	O
new	O
laptop	B-Device
;	O
Randy	O
Battat	O
,	O
who	O
was	O
the	O
vice	O
president	O
for	O
product	O
marketing	O
;	O
and	O
Neil	O
Selvin	O
,	O
who	O
headed	O
the	O
marketing	O
effort	O
.	O
</s>
<s>
In	O
1991	O
,	O
the	O
two	O
leaders	O
in	O
the	O
laptop	B-Device
computer	I-Device
industry	O
were	O
Toshiba	O
and	O
Compaq	O
,	O
both	O
of	O
which	O
had	O
introduced	O
models	O
weighing	O
less	O
than	O
.	O
</s>
<s>
Medica	O
,	O
Battat	O
,	O
and	O
Selvin	O
deliberately	O
designed	O
the	O
PowerBook	B-Device
to	O
weigh	O
less	O
than	O
its	O
competitors	O
.	O
</s>
<s>
Sculley	O
allocated	O
a	O
$1million	O
marketing	O
budget	O
to	O
the	O
PowerBook	B-Device
product	O
line	O
,	O
in	O
contrast	O
to	O
the	O
$25million	O
used	O
to	O
market	O
the	O
Macintosh	B-Device
Classic	I-Device
.	O
</s>
<s>
Advertising	O
agency	O
Chiat/Day	O
filmed	O
retired	O
Los	O
Angeles	O
Lakers	O
basketball	O
star	O
Kareem	O
Abdul-Jabbar	O
sitting	O
uncomfortably	O
in	O
a	O
small	O
airline	O
coach	O
seat	O
yet	O
typing	O
comfortably	O
on	O
his	O
PowerBook	B-Device
.	O
</s>
<s>
Apple	O
unveiled	O
the	O
PowerBook100	O
on	O
October	O
21	O
,	O
1991	O
,	O
at	O
the	O
Comdex	O
computer	O
expo	O
in	O
Las	O
Vegas	O
,	O
alongside	O
two	O
other	O
models	O
:	O
the	O
PowerBook	B-Device
140	I-Device
and	O
PowerBook	B-Device
170	I-Device
.	O
</s>
<s>
Apple	O
projected	O
US	O
sales	O
of	O
more	O
than	O
200,000	O
PowerBooks	B-Device
in	O
the	O
first	O
year	O
,	O
with	O
peak	O
demand	O
in	O
the	O
first	O
three	O
months	O
of	O
release	O
.	O
</s>
<s>
By	O
January	O
1992	O
,	O
Apple	O
had	O
sold	O
more	O
than	O
100,000	O
PowerBooks	B-Device
,	O
by	O
which	O
time	O
they	O
were	O
in	O
short	O
supply	O
.	O
</s>
<s>
Apple	O
soon	O
solved	O
the	O
supply	O
problems	O
,	O
and	O
the	O
proceeds	O
from	O
PowerBook	B-Device
sales	O
reached	O
$1billion	O
in	O
the	O
first	O
year	O
after	O
launch	O
.	O
</s>
<s>
Sales	O
decreased	O
,	O
and	O
by	O
December	O
1991	O
the	O
140	O
and	O
170	O
models	O
had	O
become	O
more	O
popular	O
because	O
customers	O
were	O
willing	O
to	O
pay	O
more	O
for	O
a	O
built-in	O
floppy	B-Device
disk	I-Device
drive	I-Device
and	O
second	O
serial	B-Protocol
port	I-Protocol
,	O
which	O
the	O
PowerBook100	O
lacked	O
.	O
</s>
<s>
In	O
early	O
1992	O
,	O
the	O
PowerBook	B-Device
100	I-Device
was	O
offered	O
at	O
$	O
2,300	O
without	O
the	O
external	O
floppy	B-Device
drive	I-Device
.	O
</s>
<s>
In	O
these	O
stores	O
,	O
a	O
4	O
MB	O
RAM/40	O
MB	O
hard	B-Device
drive	I-Device
configuration	O
with	O
a	O
floppy	B-Device
drive	I-Device
sold	O
for	O
less	O
than	O
$	O
1,000	O
(	O
more	O
than	O
$	O
1,500	O
less	O
than	O
the	O
similar	O
2	O
MB/20	O
MB	O
configuration	O
's	O
original	O
list	O
price	O
)	O
.	O
</s>
<s>
An	O
electrical	B-Application
short	I-Application
,	O
it	O
was	O
discovered	O
,	O
could	O
melt	O
a	O
small	O
hole	O
in	O
the	O
casing	O
,	O
which	O
occurred	O
in	O
three	O
of	O
the	O
60,000	O
notebooks	B-Device
manufactured	O
between	O
October	O
1991	O
and	O
March	O
1992	O
.	O
</s>
<s>
In	O
addition	O
,	O
the	O
original	O
power	O
supplies	O
had	O
problems	O
with	O
insulation	O
cracks	O
that	O
could	O
cause	O
a	O
short	O
in	O
a	O
fuse	O
on	O
the	O
motherboard	B-Device
;	O
and	O
the	O
computer	O
was	O
prone	O
to	O
cracks	O
in	O
the	O
power	O
adapter	O
socket	O
on	O
the	O
motherboard	B-Device
,	O
which	O
required	O
a	O
$400	O
replacement	O
motherboard	B-Device
if	O
the	O
warranty	O
had	O
expired	O
.	O
</s>
<s>
Most	O
of	O
the	O
PowerBook100	O
's	O
internal	O
components	O
were	O
based	O
on	O
its	O
predecessor	O
,	O
the	O
Macintosh	B-Device
Portable	I-Device
.	O
</s>
<s>
It	O
included	O
a	O
Motorola	B-Device
68HC000	I-Device
16MHz	O
processor	B-General_Concept
,	O
had	O
2MB	O
memory	O
,	O
no	O
floppy	B-Device
disk	I-Device
drive	I-Device
,	O
and	O
cost	O
approximately	O
$	O
2,500	O
with	O
external	O
floppy	B-Device
drive	I-Device
.	O
</s>
<s>
Later	O
the	O
PowerBook	B-Device
100	I-Device
was	O
offered	O
without	O
the	O
external	O
floppy	B-Device
drive	I-Device
for	O
$	O
2,300	O
.	O
</s>
<s>
Another	O
significant	O
difference	O
was	O
the	O
less	O
expensive	O
passive	B-General_Concept
matrix	I-General_Concept
display	B-Device
used	O
instead	O
of	O
the	O
sharper	O
active	B-Device
matrix	I-Device
used	O
on	O
the	O
Portable	O
(	O
and	O
the	O
170	O
)	O
.	O
</s>
<s>
The	O
PowerBook100	O
included	O
the	O
System	B-Operating_System
7.0.1	I-Operating_System
operating	B-General_Concept
system	I-General_Concept
as	O
standard	O
,	O
with	O
support	O
for	O
all	O
versions	O
up	O
to	O
System	B-Operating_System
7.5.5	I-Operating_System
.	O
</s>
<s>
Apple	O
,	O
however	O
,	O
released	O
System	B-Protocol
6.0.8L	I-Protocol
,	O
which	O
allowed	O
the	O
PowerBook100	O
to	O
run	O
System	B-Protocol
6	I-Protocol
.	O
</s>
<s>
The	O
PowerBook100	O
had	O
one	O
external	O
serial	B-Protocol
port	I-Protocol
,	O
designed	O
for	O
use	O
with	O
a	O
printer	O
or	O
any	O
compatible	O
RS-422	O
device	O
.	O
</s>
<s>
It	O
was	O
the	O
first	O
Macintosh	O
to	O
omit	O
an	O
external	B-Application
modem	I-Application
port	O
,	O
instead	O
offering	O
an	O
optional	O
built-in	O
2400	O
baud	O
modem	B-Application
for	O
communications	O
.	O
</s>
<s>
As	O
a	O
result	O
,	O
for	O
the	O
first	O
time	O
a	O
user	O
could	O
not	O
print	O
directly	O
and	O
access	O
AppleTalk	B-Application
or	O
a	O
faster	O
external	B-Application
modem	I-Application
simultaneously	O
,	O
and	O
devices	O
such	O
as	O
advanced	O
MIDI	O
interfaces	O
could	O
not	O
be	O
used	O
because	O
they	O
required	O
the	O
dedicated	O
use	O
of	O
both	O
ports	O
.	O
</s>
<s>
A	O
third-party	O
serial	O
modem	B-Application
port	O
could	O
,	O
however	O
,	O
be	O
installed	O
in	O
the	O
internal	O
modem	B-Application
slot	O
for	O
consumers	O
who	O
needed	O
traditional	O
functions	O
.	O
</s>
<s>
When	O
the	O
computer	O
was	O
not	O
in	O
use	O
,	O
contents	O
of	O
the	O
memory	O
were	O
preserved	O
as	O
long	O
as	O
the	O
main	O
lead-acid	B-Device
battery	I-Device
remained	O
charged	O
.	O
</s>
<s>
The	O
PowerBook100	O
Power	O
Manager	O
was	O
an	O
integrated	O
circuit	O
,	O
usually	O
placed	O
on	O
the	O
logic	B-Device
board	I-Device
of	O
a	O
PowerBook	B-Device
,	O
and	O
was	O
responsible	O
for	O
the	O
power	O
management	O
of	O
the	O
computer	O
.	O
</s>
<s>
Identical	O
to	O
that	O
of	O
the	O
Macintosh	B-Device
Portable	I-Device
,	O
it	O
controlled	O
the	O
display	B-Device
's	O
backlight	O
,	O
hard	B-Device
drive	I-Device
spin-down	O
,	O
sleep	O
and	O
wake	O
,	O
battery	O
charging	O
,	O
trackball	B-Device
control	O
,	O
and	O
input/output	B-General_Concept
(	O
I/O	B-General_Concept
)	O
.	O
</s>
<s>
The	O
100	O
did	O
add	O
a	O
new	O
feature	O
:	O
3.5V	O
batteries	O
backed	O
up	O
permanent	O
and	O
expansion	O
random	B-Architecture
access	I-Architecture
memory	I-Architecture
(	O
RAM	B-Architecture
)	O
when	O
the	O
PowerBook100	O
's	O
battery	O
was	O
being	O
replaced	O
or	O
when	O
the	O
100	O
was	O
otherwise	O
temporarily	O
removed	O
from	O
all	O
power	O
sources	O
.	O
</s>
<s>
This	O
made	O
it	O
a	O
perfect	O
candidate	O
for	O
use	O
with	O
Apple	O
's	O
RAM	B-Application
disk	I-Application
to	O
help	O
increase	O
battery	O
life	O
by	O
accessing	O
the	O
hard	B-Device
disk	I-Device
less	O
frequently	O
,	O
since	O
the	O
100	O
was	O
the	O
only	O
PowerBook	B-Device
that	O
maintained	O
the	O
contents	O
of	O
RAM	B-Architecture
on	O
shutdown	O
in	O
order	O
to	O
reduce	O
startup	O
time	O
.	O
</s>
<s>
The	O
PowerBook100	O
was	O
the	O
first	O
PowerBook	B-Device
to	O
incorporate	O
SCSI	B-Device
Disk	I-Device
Mode	I-Device
,	O
which	O
allowed	O
it	O
to	O
be	O
used	O
as	O
an	O
external	O
hard	B-Device
disk	I-Device
on	O
a	O
desktop	O
Macintosh	O
.	O
</s>
<s>
This	O
provided	O
a	O
convenient	O
method	O
for	O
software	O
to	O
be	O
installed	O
onto	O
the	O
PowerBook	B-Device
or	O
transferred	O
to	O
the	O
desktop	O
,	O
without	O
the	O
need	O
for	O
the	O
100	O
's	O
optional	O
floppy	B-Device
disk	I-Device
drive	I-Device
.	O
</s>
<s>
A	O
specialized	O
SCSI	B-Architecture
cable	O
with	O
a	O
unique	O
connector	O
was	O
required	O
,	O
however	O
,	O
to	O
use	O
any	O
SCSI	B-Architecture
device	O
on	O
the	O
PowerBook	B-Device
series	O
.	O
</s>
<s>
A	O
second	O
dedicated	O
cable	O
was	O
required	O
for	O
SCSI	B-Device
Disk	I-Device
Mode	I-Device
.	O
</s>
<s>
This	O
feature	O
was	O
unique	O
to	O
the	O
100	O
until	O
Apple	O
introduced	O
new	O
PowerBooks	B-Device
more	O
than	O
a	O
year	O
later	O
.	O
</s>
<s>
There	O
are	O
two	O
versions	O
of	O
the	O
PowerBook100	O
's	O
QWERTY	O
layout	O
keyboard	B-Device
:	O
a	O
domestic	O
US	O
version	O
with	O
63keys	O
and	O
an	O
international	O
ISO	O
version	O
with	O
64keys	O
.	O
</s>
<s>
The	O
caps	B-Device
lock	I-Device
key	I-Device
on	O
the	O
PowerBook100	O
did	O
not	O
have	O
a	O
locking	O
position	O
or	O
a	O
lighted	O
indicator	O
of	O
its	O
status	O
,	O
and	O
to	O
compensate	O
,	O
the	O
System7	O
operating	B-General_Concept
system	I-General_Concept
software	O
includes	O
an	O
extension	B-Operating_System
file	O
that	O
causes	O
an	O
icon	O
of	O
the	O
international	O
caps	B-Device
lock	I-Device
symbol	O
(	O
⇪	B-Device
)	O
to	O
appear	O
in	O
the	O
upper	O
right-hand	O
corner	O
of	O
the	O
menu	O
bar	O
when	O
Caps	B-Device
Lock	I-Device
is	O
active	O
.	O
</s>
<s>
The	O
internals	O
of	O
the	O
PowerBook	B-Device
100	I-Device
were	O
the	O
basis	O
of	O
the	O
Apple	O
Wizzy	B-Device
Active	I-Device
Lifestyle	I-Device
Telephone	I-Device
prototype	O
.	O
</s>
<s>
The	O
100	O
's	O
styling	O
was	O
based	O
on	O
those	O
computers	O
and	O
represents	O
the	O
first	O
improvements	O
to	O
the	O
PowerBook	B-Device
line	O
as	O
Apple	O
benefited	O
from	O
the	O
lessons	O
learned	O
in	O
developing	O
the	O
more	O
powerful	O
models	O
 '	O
enclosure	O
.	O
</s>
<s>
Using	O
a	O
basic	O
blueprint	B-Application
from	O
Apple	O
,	O
including	O
a	O
list	O
of	O
chips	O
and	O
other	O
components	O
,	O
and	O
the	O
Portable	O
's	O
architecture	O
,	O
the	O
100	O
was	O
miniaturized	O
and	O
manufactured	O
by	O
Sony	O
in	O
San	O
Diego	O
,	O
California	O
,	O
and	O
Japan	O
.	O
</s>
<s>
Sony	O
engineers	O
had	O
little	O
experience	O
building	O
personal	B-Device
computers	I-Device
but	O
nonetheless	O
completed	O
Apple	O
's	O
smallest	O
and	O
lightest	O
machine	O
in	O
under	O
13months	O
,	O
cancelling	O
other	O
projects	O
and	O
giving	O
the	O
PowerBook100	O
top	O
priority	O
.	O
</s>
<s>
Robert	O
Brunner	O
,	O
Apple	O
's	O
head	O
of	O
industrial	O
design	O
at	O
the	O
time	O
,	O
led	O
the	O
design	O
team	O
that	O
developed	O
the	O
laptop	B-Device
,	O
including	O
its	O
trackball	B-Device
and	O
granite	O
color	O
.	O
</s>
<s>
Brunner	O
said	O
he	O
designed	O
the	O
PowerBook	B-Device
"	O
so	O
it	O
would	O
be	O
as	O
easy	O
to	O
use	O
and	O
carry	O
as	O
a	O
regular	O
book	O
"	O
.	O
</s>
<s>
The	O
dark	O
granite	O
grey	O
color	O
set	O
it	O
apart	O
from	O
other	O
notebook	B-Device
computers	I-Device
of	O
the	O
time	O
and	O
also	O
from	O
Apple	O
's	O
other	O
products	O
,	O
which	O
traditionally	O
were	O
beige	O
or	O
platinum	O
grey	O
.	O
</s>
<s>
The	O
trackball	B-Device
,	O
another	O
new	O
design	O
element	O
,	O
was	O
placed	O
in	O
the	O
middle	O
of	O
the	O
computer	O
,	O
allowing	O
the	O
PowerBook	B-Device
to	O
be	O
easily	O
operated	O
by	O
both	O
left	O
-	O
and	O
right-handed	O
users	O
.	O
</s>
<s>
The	O
designers	O
were	O
trying	O
to	O
create	O
a	O
fashion	O
statement	O
with	O
the	O
overall	O
design	O
of	O
the	O
laptop	B-Device
,	O
which	O
they	O
felt	O
made	O
it	O
a	O
more	O
personal	O
accessory	O
,	O
like	O
a	O
wallet	O
or	O
briefcase	O
.	O
</s>
<s>
Crystal	O
Waters	O
of	O
Home	O
Office	O
Computing	O
praised	O
the	O
PowerBook100	O
's	O
"	O
unique	O
,	O
effective	O
design	O
"	O
but	O
was	O
disappointed	O
because	O
the	O
internal	O
modem	B-Application
did	O
not	O
receive	O
faxes	O
,	O
and	O
the	O
100	O
had	O
no	O
monitor	O
port	O
.	O
</s>
<s>
The	O
low-capacity	O
20MB	O
hard	B-Device
drive	I-Device
was	O
also	O
criticized	O
.	O
</s>
<s>
PC	O
Week	O
benchmarked	O
the	O
PowerBook100	O
,	O
measuring	O
it	O
against	O
its	O
predecessor	O
,	O
the	O
Macintosh	B-Device
Portable	I-Device
.	O
</s>
<s>
The	O
PowerBook100	O
took	O
5.3seconds	O
to	O
open	O
a	O
Microsoft	B-Application
Word	I-Application
document	O
and	O
2.5seconds	O
to	O
save	O
it	O
,	O
while	O
the	O
Portable	O
took	O
5.4	O
and	O
2.6seconds	O
respectively	O
.	O
</s>
<s>
PC	O
World	O
named	O
the	O
PowerBook100	O
the	O
10th-greatest	O
PC	O
of	O
all	O
time	O
in	O
2006	O
,	O
and	O
in	O
2005	O
,	O
US	O
magazine	O
Mobile	O
PC	O
chose	O
the	O
PowerBook100	O
as	O
the	O
greatest	O
gadget	O
of	O
all	O
time	O
,	O
ahead	O
of	O
the	O
Sony	O
Walkman	O
and	O
Atari	B-General_Concept
2600	I-General_Concept
.	O
</s>
<s>
Model	O
PowerBook	B-Device
100	I-Device
Code	O
name	O
Elwood	O
,	O
Jake	O
,	O
O'Shanter	O
&	O
Bess	O
,	O
Asahi	O
,	O
Classic	O
,	O
Derringer	O
,	O
Rosebud	O
,	O
and	O
Sapporo	O
Model	O
M1506	O
Gestalt	O
ID	O
24	O
Order	O
number	O
M0567	O
M1045	O
Processor	B-General_Concept
Motorola	B-Device
68000	I-Device
Bus	B-General_Concept
speed	I-General_Concept
16	O
MHz	O
Read-only	B-Device
memory	I-Device
(	O
ROM	B-Device
)	O
256	O
KB	O
Random	B-Architecture
access	I-Architecture
memory	I-Architecture
(	O
RAM	B-Architecture
)	O
2	O
MB	O
,	O
expandable	O
to	O
8	O
MB	O
using	O
100	O
ns	O
SIMMs	B-General_Concept
and	O
optional	O
custom	O
RAM-slot	O
expansion	O
card	O
Display	B-Device
monochrome	O
passive	B-General_Concept
matrix	I-General_Concept
(	O
FSTN	B-General_Concept
)	O
LCD	B-Device
(	O
backlit	O
)	O
display	B-Device
,	O
640	O
×	O
400	O
pixel	B-Algorithm
resolution	O
Storage	B-General_Concept
20	O
–	O
40	O
MB	O
SCSI	B-Architecture
hard	B-Device
disk	I-Device
drive	I-Device
internal	O
20	O
–	O
40	O
MB	O
SCSI	B-Architecture
hard	B-Device
disk	I-Device
drive	I-Device
internal	O
;	O
external	O
3.5	B-Device
"	I-Device
floppy	I-Device
disk	I-Device
drive	O
Networking	O
AppleTalk	B-Application
,	O
optional	O
modem	B-Application
Port	O
connections	O
1	O
×	O
ADB	B-Device
(	O
keyboard	B-Device
,	O
mouse	B-Device
)	O
1	O
×	O
mini-DIN-8	O
RS-422	O
serial	B-Protocol
port	I-Protocol
(	O
printer/modem	O
,	O
AppleTalk	B-Application
)	O
1	O
×	O
HDI-20	O
(	O
ext	O
.	O
</s>
<s>
floppy	B-Device
drive	I-Device
)	O
1	O
×	O
HDI-30	O
connector	O
SCSI	B-Architecture
(	O
ext	O
.	O
</s>
