<s>
Google	B-Application
Web	I-Application
Accelerator	I-Application
was	O
a	O
web	B-Application
accelerator	I-Application
produced	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
It	O
used	O
client	B-Protocol
software	I-Protocol
installed	O
on	O
the	O
user	O
's	O
computer	O
,	O
as	O
well	O
as	O
data	O
caching	B-Protocol
on	O
Google	B-Application
's	I-Application
servers	O
,	O
to	O
speed	O
up	O
page	O
load	O
times	O
by	O
means	O
of	O
data	B-General_Concept
compression	I-General_Concept
,	O
prefetching	B-Protocol
of	O
content	O
,	O
and	O
sharing	O
cached	O
data	O
between	O
users	O
.	O
</s>
<s>
The	O
beta	O
,	O
released	O
on	O
May	O
4	O
,	O
2005	O
,	O
works	O
with	O
Mozilla	B-Application
Firefox	I-Application
1.0	O
+	O
and	O
Internet	B-Application
Explorer	I-Application
5.5	O
+	O
on	O
Windows	B-Application
2000	I-Application
SP3+	O
,	O
Windows	B-Application
XP	I-Application
,	O
Windows	B-Application
Server	I-Application
2003	I-Application
,	O
Windows	B-Application
Vista	I-Application
and	O
Windows	B-Device
7	I-Device
machines	O
.	O
</s>
<s>
It	O
was	O
discovered	O
that	O
Google	B-Application
Web	I-Application
Accelerator	I-Application
had	O
a	O
tendency	O
to	O
prevent	O
YouTube	B-General_Concept
videos	I-General_Concept
from	O
playing	O
,	O
with	O
the	O
message	O
in	O
the	O
YouTube	B-General_Concept
video	I-General_Concept
player	O
,	O
"	O
We	O
're	O
sorry	O
,	O
this	O
video	O
is	O
no	O
longer	O
available.	O
"	O
</s>
<s>
By	O
turning	O
off	O
Google	B-Application
Web	I-Application
Accelerator	I-Application
,	O
the	O
user	O
was	O
able	O
to	O
play	O
YouTube	B-General_Concept
videos	I-General_Concept
again	O
without	O
a	O
problem	O
.	O
</s>
<s>
Google	B-Application
Web	I-Application
Accelerator	I-Application
sent	O
requests	O
for	O
web	O
pages	O
,	O
except	O
for	O
secure	O
web	O
pages	O
(	O
HTTPS	B-Protocol
)	O
,	O
to	O
Google	B-Application
,	O
which	O
logged	O
these	O
requests	O
.	O
</s>
<s>
Google	B-Application
received	O
and	O
temporarily	O
cached	O
cookie	B-Application
data	O
that	O
your	O
computer	O
sent	O
with	O
webpage	O
requests	O
in	O
order	O
to	O
improve	O
performance	O
.	O
</s>
<s>
Google	B-Application
crawled	O
every	O
web	O
page	O
it	O
came	O
across	O
leading	O
it	O
to	O
inadvertently	O
deleting	O
web	O
pages	O
.	O
</s>
<s>
In	O
order	O
to	O
speed	O
up	O
delivery	O
of	O
content	O
,	O
Google	B-Application
Web	I-Application
Accelerator	I-Application
sometimes	O
retrieved	O
webpage	O
content	O
that	O
the	O
user	O
did	O
not	O
request	O
,	O
and	O
stored	O
it	O
in	O
the	B-Application
Google	B-Application
Web	I-Application
Accelerator	I-Application
cache	O
.	O
</s>
<s>
Google	B-Application
Web	I-Application
Accelerator	I-Application
is	O
no	O
longer	O
available	O
for	O
,	O
or	O
supported	O
by	O
,	O
Google	B-Application
.	O
</s>
<s>
the	B-Application
Google	I-Application
Web	B-Application
Accelerator	I-Application
is	O
not	O
compatible	O
with	O
Firefox	B-Application
3.0	O
.	O
</s>
<s>
Google	B-Application
Web	I-Application
Accelerator	I-Application
is	O
still	O
available	O
for	O
download	O
from	O
other	O
websites	O
.	O
</s>
<s>
The	O
Labs	O
experiment	O
launched	O
in	O
2005	O
was	O
discontinued	O
and	O
no	O
longer	O
supported	O
by	O
Google	B-Application
,	O
since	O
January	O
2009	O
.	O
</s>
