<s>
Shareware	B-License
is	O
a	O
type	O
of	O
proprietary	B-Application
software	I-Application
that	O
is	O
initially	O
shared	O
by	O
the	O
owner	O
for	O
trial	O
use	O
at	O
little	O
or	O
no	O
cost	O
.	O
</s>
<s>
Shareware	B-License
is	O
often	O
offered	O
as	O
a	O
download	B-Application
from	O
a	O
website	O
or	O
on	O
a	O
compact	O
disc	O
included	O
with	O
a	O
magazine	O
.	O
</s>
<s>
Shareware	B-License
differs	O
from	O
freeware	B-License
,	O
which	O
is	O
fully-featured	O
software	O
distributed	O
at	O
no	O
cost	O
to	O
the	O
user	O
but	O
without	O
source	O
code	O
being	O
made	O
available	O
;	O
and	O
free	B-Application
and	O
open-source	B-Application
software	I-Application
,	O
in	O
which	O
the	O
source	O
code	O
is	O
freely	O
available	O
for	O
anyone	O
to	O
inspect	O
and	O
alter	O
.	O
</s>
<s>
There	O
are	O
many	O
types	O
of	O
shareware	B-License
and	O
,	O
while	O
they	O
may	O
not	O
require	O
an	O
initial	O
up-front	O
payment	O
,	O
many	O
are	O
intended	O
to	O
generate	O
revenue	O
in	O
one	O
way	O
or	O
another	O
.	O
</s>
<s>
Some	O
limit	O
use	O
to	O
personal	O
non-commercial	O
purposes	O
only	O
,	O
with	O
purchase	O
of	O
a	O
license	O
required	O
for	O
use	O
in	O
a	O
business	O
enterprise	O
.	O
</s>
<s>
WinRAR	B-Application
is	O
a	O
notable	O
example	O
of	O
an	O
unlimited	O
trialware	O
,	O
i.e.	O
</s>
<s>
According	O
to	O
industry	O
research	O
firm	O
Softletter	O
,	O
66%	O
of	O
online	O
companies	O
surveyed	O
had	O
free-trial-to-paying-customer	O
conversion	O
rates	O
of	O
25%	O
or	O
less	O
.	O
</s>
<s>
Freemium	O
works	O
by	O
offering	O
a	O
product	O
or	O
service	O
free	B-Application
of	O
charge	O
(	O
typically	O
digital	O
offerings	O
such	O
as	O
software	O
,	O
content	O
,	O
games	O
,	O
web	O
services	O
or	O
other	O
)	O
while	O
charging	O
a	O
premium	O
for	O
advanced	O
features	O
,	O
functionality	O
,	O
or	O
related	O
products	O
and	O
services	O
.	O
</s>
<s>
For	O
example	O
,	O
a	O
fully	O
functional	O
feature-limited	O
version	O
may	O
be	O
given	O
away	O
for	O
free	B-Application
,	O
with	O
advanced	O
features	O
disabled	O
until	O
a	O
license	O
fee	O
is	O
paid	O
.	O
</s>
<s>
The	O
word	O
freemium	O
combines	O
the	O
two	O
aspects	O
of	O
the	O
business	O
model	O
:	O
"	O
free	B-Application
"	O
and	O
"	O
premium	O
"	O
.	O
</s>
<s>
It	O
has	O
become	O
a	O
popular	O
model	O
especially	O
in	O
the	O
antivirus	B-Application
industry	O
.	O
</s>
<s>
Red	O
Hat	O
Linux	B-Operating_System
OS	O
works	O
in	O
a	O
similar	O
fashion	O
,	O
with	O
a	O
version	O
for	O
free	B-Application
use	O
(	O
Fedora	O
Linux	B-Operating_System
)	O
and	O
charging	O
for	O
their	O
premium	O
Enterprise	O
version	O
.	O
</s>
<s>
Shareware	B-License
is	O
often	O
packaged	O
with	O
adware	O
to	O
lower	O
the	O
shareware	B-License
fees	O
or	O
eliminate	O
the	O
need	O
to	O
charge	O
users	O
a	O
fee	O
.	O
</s>
<s>
Crippleware	O
has	O
vital	O
features	O
of	O
the	O
program	O
,	O
such	O
as	O
printing	O
or	O
the	O
ability	O
to	O
save	O
files	O
,	O
disabled	O
or	O
unwanted	O
features	O
like	O
watermarks	O
on	O
screencasting	B-Protocol
and	O
video	O
editing	O
software	O
until	O
the	O
user	O
buys	O
the	O
software	O
.	O
</s>
<s>
not	O
crippleware	O
)	O
with	O
payment	O
optional	O
,	O
it	O
is	O
a	O
type	O
of	O
freeware	B-License
.	O
</s>
<s>
Nagware	O
(	O
also	O
known	O
as	O
begware	O
,	O
annoyware	O
or	O
a	O
nagscreen	O
)	O
is	O
a	O
pejorative	O
term	O
for	O
shareware	B-License
that	O
persistently	O
reminds	O
the	O
user	O
to	O
purchase	O
a	O
license	O
.	O
</s>
<s>
Postcardware	O
,	O
also	O
called	O
just	O
cardware	O
,	O
is	O
a	O
style	O
of	O
software	O
distribution	O
similar	O
to	O
shareware	B-License
,	O
distributed	O
by	O
the	O
author	O
on	O
the	O
condition	O
that	O
users	O
send	O
the	O
author	O
a	O
postcard	B-Device
.	O
</s>
<s>
Cardware	O
is	O
similar	O
to	O
beerware	B-License
.	O
</s>
<s>
The	O
concept	O
was	O
first	O
used	O
by	O
Aaron	B-Device
Giles	I-Device
,	O
author	O
of	O
JPEGView	B-Application
.	O
</s>
<s>
Another	O
well-known	O
piece	O
of	O
postcardware	O
is	O
the	O
roguelike	O
game	O
Ancient	B-Application
Domains	I-Application
of	I-Application
Mystery	I-Application
,	O
whose	O
author	O
collects	O
postcards	B-Device
from	O
around	O
the	O
world	O
.	O
</s>
<s>
Exifer	O
is	O
a	O
popular	O
application	O
among	O
digital	B-Application
photographers	I-Application
that	O
has	O
been	O
postcardware	O
.	O
</s>
<s>
Dual	O
Module	O
Player	O
and	O
Linux	B-Operating_System
were	O
also	O
postcardware	O
for	O
a	O
long	O
time	O
.	O
</s>
<s>
An	O
example	O
for	O
emailware	O
is	O
the	O
video	O
game	O
Jump	B-Application
'	I-Application
n	I-Application
Bump	I-Application
.	O
</s>
<s>
Another	O
popular	O
postcardware	O
company	O
is	O
the	O
Laravel	B-Language
package	O
developers	O
from	O
Spatie	O
,	O
which	O
have	O
released	O
over	O
200	O
open-source	B-Application
packages	O
to	O
the	O
Laravel	B-Language
framework	I-Language
,	O
which	O
are	O
postcardware	O
licensed	O
,	O
and	O
all	O
shown	O
at	O
their	O
.	O
</s>
<s>
In	O
1982	O
,	O
Andrew	O
Fluegelman	O
created	O
a	O
program	O
for	O
the	O
IBM	O
PC	O
called	O
PC-Talk	B-Protocol
,	O
a	O
telecommunications	B-Application
program	O
,	O
and	O
used	O
the	O
term	O
freeware	B-License
;	O
he	O
described	O
it	O
"	O
as	O
an	O
experiment	O
in	O
economics	O
more	O
than	O
altruism	O
"	O
.	O
</s>
<s>
About	O
the	O
same	O
time	O
,	O
Jim	O
"	O
Button	O
"	O
Knopf	O
released	O
PC-File	B-Application
,	O
a	O
database	O
program	O
,	O
calling	O
it	O
user-supported	O
software	O
.	O
</s>
<s>
Not	O
much	O
later	O
,	O
Bob	O
Wallace	O
produced	O
PC-Write	B-Protocol
,	O
a	O
word	O
processor	O
,	O
and	O
called	O
it	O
shareware	B-License
.	O
</s>
<s>
Appearing	O
in	O
an	O
episode	O
of	O
Horizon	O
titled	O
Psychedelic	O
Science	O
originally	O
broadcast	O
5	O
April	O
1998	O
,	O
Bob	O
Wallace	O
said	O
the	O
idea	O
for	O
shareware	B-License
came	O
to	O
him	O
"	O
to	O
some	O
extent	O
as	O
a	O
result	O
of	O
my	O
psychedelic	O
experience	O
"	O
.	O
</s>
<s>
In	O
1983	O
Jerry	O
Pournelle	O
wrote	O
of	O
"	O
an	O
increasingly	O
popular	O
variant	O
"	O
of	O
free	B-Application
software	I-Application
"	O
that	O
has	O
no	O
name	O
,	O
but	O
works	O
thus	O
:	O
'	O
If	O
you	O
like	O
this	O
,	O
send	O
me	O
(	O
the	O
author	O
)	O
some	O
money	O
.	O
</s>
<s>
Public	O
domain	O
is	O
a	O
misnomer	O
for	O
shareware	B-License
,	O
and	O
Freeware	B-License
was	O
trademarked	O
by	O
Fluegelman	O
and	O
could	O
not	O
be	O
used	O
legally	O
by	O
others	O
,	O
and	O
User-Supported	O
Software	O
was	O
too	O
cumbersome	O
.	O
</s>
<s>
The	O
most	O
popular	O
name	O
submitted	O
was	O
Shareware	B-License
,	O
which	O
was	O
being	O
used	O
by	O
Wallace	O
.	O
</s>
<s>
However	O
,	O
Wallace	O
acknowledged	O
that	O
he	O
got	O
the	O
term	O
from	O
an	O
InfoWorld	O
magazine	O
column	O
by	O
that	O
name	O
in	O
the	O
1970s	O
,	O
and	O
that	O
he	O
considered	O
the	O
name	O
to	O
be	O
generic	O
,	O
so	O
its	O
use	O
became	O
established	O
over	O
freeware	B-License
and	O
user-supported	O
software	O
.	O
</s>
<s>
Fluegelman	O
,	O
Knopf	O
,	O
and	O
Wallace	O
clearly	O
established	O
shareware	B-License
as	O
a	O
viable	O
software	O
distribution	O
model	O
by	O
becoming	O
wealthy	O
.	O
</s>
<s>
Prior	O
to	O
the	O
popularity	O
of	O
the	O
World	O
Wide	O
Web	O
and	O
widespread	O
Internet	O
access	O
,	O
shareware	B-License
was	O
often	O
the	O
only	O
economical	O
way	O
for	O
independent	O
software	O
authors	O
to	O
get	O
their	O
product	O
onto	O
users	O
 '	O
desktops	O
.	O
</s>
<s>
Those	O
with	O
Internet	O
or	O
BBS	B-Application
access	O
could	O
download	B-Application
software	O
and	O
distribute	O
it	O
amongst	O
their	O
friends	O
or	O
user	O
groups	O
,	O
who	O
would	O
then	O
be	O
encouraged	O
to	O
send	O
the	O
registration	O
fee	O
to	O
the	O
author	O
,	O
usually	O
via	O
postal	O
mail	O
.	O
</s>
<s>
During	O
the	O
late	O
1980s	O
and	O
early	O
1990s	O
,	O
shareware	B-License
software	O
was	O
widely	O
distributed	O
over	O
online	O
services	O
,	O
bulletin	B-Application
board	I-Application
systems	I-Application
and	O
on	O
diskettes	B-Device
.	O
</s>
<s>
Contrary	O
to	O
commercial	B-Application
developers	O
who	O
spent	O
millions	O
of	O
dollars	O
urging	O
users	O
"	O
Do	B-License
n't	I-License
Copy	I-License
That	I-License
Floppy	I-License
"	O
,	O
shareware	B-License
developers	O
encouraged	O
users	O
to	O
upload	O
the	O
software	O
and	O
share	O
it	O
on	O
disks	O
.	O
</s>
<s>
Commercial	B-Application
shareware	B-License
distributors	O
such	O
as	O
Educorp	O
and	O
Public	O
Domain	O
Inc	O
printed	O
catalogs	O
describing	O
thousands	O
of	O
public	O
domain	O
and	O
shareware	B-License
programs	O
that	O
were	O
available	O
for	O
a	O
small	O
charge	O
on	O
floppy	B-Device
disk	I-Device
.	O
</s>
<s>
These	O
companies	O
later	O
made	O
their	O
entire	O
catalog	O
available	O
on	O
CD-ROM	B-Device
.	O
</s>
<s>
When	O
AOL	O
bought	O
out	O
CompuServe	O
,	O
that	O
part	O
of	O
CompuServe	O
called	O
SWREG	O
(	O
Shareware	B-License
Registration	O
)	O
was	O
sold	O
to	O
UK	O
businessman	O
Stephen	O
Lee	O
of	O
Atlantic	O
Coast	O
PLC	O
who	O
placed	O
the	O
service	O
on	O
to	O
the	O
internet	O
and	O
enabled	O
over	O
3,000	O
independent	O
software	O
developers	O
to	O
use	O
SWREG	O
as	O
a	O
back	O
office	O
to	O
accept	O
various	O
payment	O
methods	O
including	O
credit	O
,	O
debit	O
and	O
charge	O
cards	O
,	O
Paypal	O
and	O
other	O
services	O
in	O
multiple	O
currencies	O
.	O
</s>
<s>
This	O
worked	O
in	O
realtime	O
so	O
that	O
a	O
client	O
could	O
pay	O
for	O
software	O
and	O
instantly	O
download	B-Application
it	O
which	O
was	O
novel	O
at	O
the	O
time	O
.	O
</s>
<s>
Once	O
telecommunications	B-Application
became	O
more	O
widespread	O
,	O
this	O
service	O
also	O
expanded	O
online	O
.	O
</s>
<s>
Toward	O
the	O
beginning	O
of	O
the	O
Internet	O
era	O
,	O
books	O
compiling	O
reviews	O
of	O
available	O
shareware	B-License
were	O
published	O
,	O
sometimes	O
targeting	O
specific	O
niches	O
such	O
as	O
small	O
business	O
.	O
</s>
<s>
These	O
books	O
would	O
typically	O
come	O
with	O
one	O
or	O
more	O
floppy	B-Device
disks	I-Device
or	O
CD-ROMs	B-Device
containing	O
software	O
from	O
the	O
book	O
.	O
</s>
<s>
As	O
Internet	O
use	O
grew	O
,	O
users	O
turned	O
to	O
downloading	B-Application
shareware	B-License
programs	O
from	O
FTP	O
or	O
web	O
sites	O
.	O
</s>
<s>
This	O
spelled	O
the	O
end	O
of	O
bulletin	B-Application
board	I-Application
systems	I-Application
and	O
shareware	B-License
disk	O
distributors	O
.	O
</s>
<s>
At	O
first	O
,	O
disk	O
space	O
on	O
a	O
server	O
was	O
hard	O
to	O
come	O
by	O
,	O
so	O
networks	O
like	O
Info-Mac	B-Operating_System
were	O
developed	O
,	O
consisting	O
of	O
non-profit	O
mirror	O
sites	O
hosting	O
large	O
shareware	B-License
libraries	O
accessible	O
via	O
the	O
web	O
or	O
ftp	O
.	O
</s>
<s>
With	O
the	O
advent	O
of	O
the	O
commercial	B-Application
web	O
hosting	O
industry	O
,	O
the	O
authors	O
of	O
shareware	B-License
programs	O
started	O
their	O
own	O
sites	O
where	O
the	O
public	O
could	O
learn	O
about	O
their	O
programs	O
and	O
download	B-Application
the	O
latest	O
versions	O
,	O
and	O
even	O
pay	O
for	O
the	O
software	O
online	O
.	O
</s>
<s>
This	O
erased	O
one	O
of	O
the	O
chief	O
distinctions	O
of	O
shareware	B-License
,	O
as	O
it	O
was	O
now	O
most	O
often	O
downloaded	B-Application
from	O
a	O
central	O
"	O
official	O
"	O
location	O
instead	O
of	O
being	O
shared	O
samizdat-style	O
by	O
its	O
users	O
.	O
</s>
<s>
Major	O
download	B-Application
sites	O
such	O
as	O
VersionTracker	O
and	O
CNet	O
's	O
Download.com	B-Application
began	O
to	O
rank	O
titles	O
based	O
on	O
quality	O
,	O
feedback	O
,	O
and	O
downloads	B-Application
.	O
</s>
<s>
If	O
features	O
are	O
disabled	O
in	O
the	O
freely	O
accessible	O
version	O
,	O
paying	O
may	O
provide	O
the	O
user	O
with	O
a	O
licence	B-Application
key	I-Application
or	O
code	O
they	O
can	O
enter	O
into	O
the	O
software	O
to	O
disable	O
the	O
notices	O
and	O
enable	O
full	O
functionality	O
.	O
</s>
<s>
Some	O
pirate	O
web	O
sites	O
publish	O
license	O
codes	O
for	O
popular	O
shareware	B-License
,	O
leading	O
to	O
a	O
kind	O
of	O
arms	O
race	O
between	O
the	O
developer	O
and	O
the	O
pirates	O
where	O
the	O
developer	O
disables	O
pirated	O
codes	O
and	O
the	O
pirates	O
attempt	O
to	O
find	O
or	O
generate	O
new	O
ones	O
.	O
</s>
<s>
Some	O
software	O
publishers	O
have	O
started	O
accepting	O
known	O
pirated	O
codes	O
,	O
using	O
the	O
opportunity	O
to	O
educate	O
users	O
on	O
the	O
economics	O
of	O
the	O
shareware	B-License
model	O
.	O
</s>
<s>
Some	O
shareware	B-License
relies	O
entirely	O
on	O
the	O
user	O
's	O
honesty	O
and	O
requires	O
no	O
password	O
.	O
</s>
<s>
In	O
the	O
early	O
1990s	O
,	O
shareware	B-License
distribution	O
was	O
a	O
popular	O
method	O
of	O
publishing	O
games	O
for	O
smaller	O
developers	O
,	O
including	O
then-fledgling	O
companies	O
Apogee	O
Software	O
(	O
also	O
known	O
as	O
3D	O
Realms	O
)	O
,	O
Epic	O
MegaGames	O
(	O
now	O
Epic	O
Games	O
)	O
,	O
Ambrosia	O
Software	O
and	O
id	O
Software	O
.	O
</s>
<s>
With	O
the	O
Kroz	B-Application
series	I-Application
,	O
Apogee	O
introduced	O
the	O
"	O
episodic	O
"	O
shareware	B-License
model	O
that	O
became	O
the	O
most	O
popular	O
incentive	O
for	O
buying	O
a	O
game	O
.	O
</s>
<s>
While	O
the	O
shareware	B-License
game	O
would	O
be	O
a	O
truly	O
complete	O
game	O
,	O
there	O
would	O
be	O
additional	O
"	O
episodes	O
"	O
of	O
the	O
game	O
that	O
were	O
not	O
shareware	B-License
and	O
could	O
only	O
be	O
legally	O
obtained	O
by	O
paying	O
for	O
the	O
shareware	B-License
episode	O
.	O
</s>
<s>
Sometimes	O
the	O
additional	O
content	O
was	O
completely	O
integrated	O
with	O
the	O
unregistered	O
game	O
,	O
such	O
as	O
in	O
Ambrosia	O
's	O
Escape	B-Operating_System
Velocity	I-Operating_System
series	O
,	O
in	O
which	O
a	O
character	O
representing	O
the	O
developer	O
's	O
pet	O
parrot	B-Language
,	O
equipped	O
with	O
an	O
undefeatable	O
ship	O
,	O
would	O
periodically	O
harass	O
and	O
destroy	O
the	O
player	O
after	O
they	O
reached	O
a	O
certain	O
level	O
representing	O
the	O
end	O
of	O
the	O
trial	O
period	O
.	O
</s>
<s>
Racks	O
of	O
games	O
on	O
single	O
51/4	O
-inch	O
and	O
later	O
3.5-inch	O
floppy	B-Device
disks	I-Device
were	O
common	O
in	O
retail	O
stores	O
.	O
</s>
<s>
However	O
,	O
computer	O
shows	O
and	O
bulletin	B-Application
board	I-Application
systems	I-Application
(	O
BBS	B-Application
)	O
such	O
as	O
Software	O
Creations	O
BBS	B-Application
were	O
the	O
primary	O
distributors	O
of	O
low-cost	O
software	O
.	O
</s>
<s>
Free	B-Application
software	I-Application
from	O
a	O
BBS	B-Application
was	O
the	O
motivating	O
force	O
for	O
consumers	O
to	O
purchase	O
a	O
computer	O
equipped	O
with	O
a	O
modem	B-Application
,	O
so	O
as	O
to	O
acquire	O
software	O
at	O
no	O
cost	O
.	O
</s>
<s>
The	O
success	O
of	O
shareware	B-License
games	I-License
,	O
including	O
id	O
Software	O
hits	O
Commander	B-Application
Keen	I-Application
and	O
Doom	B-Application
,	O
depended	O
in	O
part	O
on	O
the	O
BBS	B-Application
community	O
's	O
willingness	O
to	O
redistribute	O
them	O
from	O
one	O
BBS	B-Application
to	O
another	O
across	O
North	O
America	O
.	O
</s>
<s>
The	O
reasons	O
for	O
redistribution	O
included	O
allowing	O
modem	B-Application
users	O
who	O
could	O
not	O
afford	O
long-distance	O
calls	O
the	O
opportunity	O
to	O
view	O
the	O
games	O
.	O
</s>
<s>
The	O
important	O
distinguishing	O
feature	O
between	O
a	O
shareware	B-License
game	O
and	O
a	O
game	O
demo	O
is	O
that	O
the	O
shareware	B-License
game	O
is	O
(	O
at	O
least	O
in	O
theory	O
)	O
a	O
complete	O
working	O
software	O
program	O
albeit	O
with	O
reduced	O
content	O
compared	O
to	O
the	O
full	O
game	O
,	O
while	O
a	O
game	O
demo	O
omits	O
significant	O
functionality	O
as	O
well	O
as	O
content	O
.	O
</s>
<s>
Shareware	B-License
games	I-License
commonly	O
offered	O
both	O
single	O
player	O
and	O
multiplayer	O
modes	O
plus	O
a	O
significant	O
fraction	O
of	O
the	O
full	O
game	O
content	O
such	O
as	O
the	O
first	O
of	O
three	O
episodes	O
,	O
while	O
some	O
even	O
offered	O
the	O
entire	O
product	O
as	O
shareware	B-License
while	O
unlocking	O
additional	O
content	O
for	O
registered	O
users	O
.	O
</s>
<s>
By	O
contrast	O
a	O
game	O
demo	O
may	O
offer	O
as	O
little	O
as	O
one	O
single-player	O
level	O
or	O
consist	O
solely	O
of	O
a	O
multiplayer	O
map	O
,	O
this	O
makes	O
them	O
easier	O
to	O
prepare	O
than	O
a	O
shareware	B-License
game	O
.	O
</s>
<s>
There	O
are	O
several	O
widely	O
accepted	O
standards	O
and	O
technologies	O
that	O
are	O
used	O
in	O
the	O
development	O
and	O
promotion	O
of	O
shareware	B-License
.	O
</s>
<s>
FILE_ID.DIZ	O
is	O
a	O
descriptive	O
text	O
file	O
often	O
included	O
in	O
downloadable	B-Application
shareware	B-License
distribution	O
packages	O
.	O
</s>
<s>
Portable	B-Language
Application	I-Language
Description	I-Language
(	O
PAD	O
)	O
is	O
used	O
to	O
standardize	O
shareware	B-License
application	O
descriptions	O
.	O
</s>
<s>
PAD	B-Language
file	I-Language
is	O
an	O
XML	O
document	O
that	O
describes	O
a	O
shareware	B-License
or	O
freeware	B-License
product	O
according	O
to	O
the	O
PAD	O
specification	O
.	O
</s>
<s>
DynamicPAD	O
extends	O
the	O
Portable	B-Language
Application	I-Language
Description	I-Language
(	O
PAD	O
)	O
standard	O
by	O
allowing	O
shareware	B-License
vendors	O
to	O
provide	O
customized	O
PAD	O
XML	O
files	O
to	O
each	O
download	B-Application
site	O
or	O
any	O
other	O
PAD-enabled	O
resource	O
.	O
</s>
<s>
DynamicPAD	O
is	O
a	O
set	O
of	O
server-side	O
PHP	O
scripts	O
distributed	O
under	O
a	O
GPL	O
license	O
and	O
a	O
freeware	B-License
DynamicPAD	O
builder	O
for	O
32-bit	B-Application
Windows	I-Application
.	O
</s>
<s>
Versions	O
of	O
Microsoft	B-Application
Windows	I-Application
since	O
Windows	B-Application
XP	I-Application
Service	O
Pack	O
2	O
show	O
a	O
warning	O
when	O
the	O
user	O
installs	O
unsigned	O
software	O
.	O
</s>
