<s>
Brightkite	B-Language
was	O
a	O
location-based	O
social	O
networking	O
website	O
.	O
</s>
<s>
The	O
service	O
was	O
created	O
in	O
2007	O
by	O
Brady	O
Becker	O
,	O
Martin	O
May	O
,	O
and	O
Alan	O
Seideman	O
who	O
previously	O
founded	O
the	O
SMS	B-Device
notification	O
service	O
Loopnote	O
.	O
</s>
<s>
In	O
April	O
2009	O
Brightkite	B-Language
was	O
acquired	O
by	O
mobile	B-Application
social	I-Application
network	I-Application
Limbo	O
.	O
</s>
<s>
By	O
December	O
2011	O
,	O
all	O
Brightkite	B-Language
apps	O
had	O
been	O
pulled	O
from	O
app	O
stores	O
and	O
the	O
Brightkite	B-Language
website	O
was	O
replaced	O
with	O
a	O
message	O
stating	O
,	O
"	O
This	O
is	O
not	O
goodbye	O
...	O
we	O
'	O
re	O
just	O
moving	O
on	O
to	O
something	O
better	O
"	O
.	O
</s>
<s>
By	O
April	O
2012	O
,	O
the	O
Brightkite	B-Language
website	O
no	O
longer	O
appeared	O
to	O
be	O
in	O
operation	O
.	O
</s>
<s>
Brightkite	B-Language
allowed	O
registered	O
users	O
to	O
connect	O
with	O
their	O
existing	O
friends	O
and	O
also	O
meet	O
new	O
people	O
based	O
on	O
the	O
places	O
that	O
they	O
go	O
.	O
</s>
<s>
Brightkite	B-Language
had	O
applications	O
for	O
Android	B-Application
,	O
iOS	B-Operating_System
(	O
iPhone	B-Device
)	O
,	O
and	O
Symbian	B-Operating_System
.	O
</s>
<s>
Brightkite	B-Language
is	O
no	O
longer	O
available	O
.	O
</s>
<s>
The	O
Brightkite	B-Language
Android	B-Application
app	O
used	O
the	O
phone	O
's	O
GPS	O
to	O
locate	O
the	O
user	O
and	O
it	O
had	O
many	O
of	O
the	O
same	O
features	O
as	O
the	O
iPhone	B-Device
app	O
.	O
</s>
<s>
The	O
Brightkite	B-Language
iPhone	B-Device
app	O
used	O
the	O
iPhone	B-Device
's	O
geolocation	O
features	O
to	O
automatically	O
locate	O
the	O
user	O
.	O
</s>
<s>
The	O
Brightkite	B-Language
Wall	O
was	O
a	O
visualization	O
tool	O
that	O
used	O
to	O
show	O
real-time	O
updates	O
from	O
a	O
place	O
,	O
user	O
,	O
or	O
keyword	O
.	O
</s>
<s>
The	O
Mattress	O
Factory	O
Art	O
Museum	O
used	O
the	O
Brightkite	B-Language
Wall	O
in	O
the	O
museum	O
lobby	O
as	O
a	O
way	O
to	O
communicate	O
with	O
visitors	O
.	O
</s>
<s>
Brightkite	B-Language
had	O
a	O
public	O
application	B-Application
programming	I-Application
interface	I-Application
(	O
API	B-Application
)	O
available	O
to	O
build	O
websites	O
and	O
applications	O
that	O
augment	O
the	O
official	O
website	O
.	O
</s>
