<s>
SpaceTime	B-Protocol
(	O
also	O
known	O
as	O
SpaceTime3D	O
)	O
is	O
a	O
3D	O
graphical	O
user	O
interface	O
that	O
displays	O
web	O
pages	O
in	O
a	O
3d	O
tabbed	O
stack	O
.	O
</s>
<s>
The	O
interface	O
is	O
available	O
as	O
online	O
as	O
a	O
flash	B-Operating_System
application	O
,	O
or	O
as	O
a	O
free	O
desktop	O
software	O
download	O
for	O
the	O
Microsoft	B-Application
Windows	I-Application
operating	I-Application
system	I-Application
.	O
</s>
<s>
CEO	O
Eddie	O
Bakhash	O
began	O
working	O
on	O
SpaceTime	B-Protocol
in	O
1993	O
.	O
</s>
<s>
The	O
software	O
's	O
capabilities	O
have	O
been	O
compared	O
to	O
other	O
current	O
browsing	O
and	O
3D	O
technologies	O
such	O
as	O
in	O
TechCrunch	O
's	O
comment	O
that	O
SpaceTime	B-Protocol
is	O
"	O
pure	O
eye	O
candy	O
,	O
sort	O
of	O
like	O
Second	B-Application
Life	I-Application
meets	O
Firefox.	O
"	O
</s>
<s>
The	O
of	O
SpaceTime	B-Protocol
features	O
the	O
ability	O
to	O
search	O
Google	B-Application
,	O
Google	B-Application
Images	I-Application
,	O
Wikipedia	O
,	O
and	O
YouTube	B-General_Concept
.	I-General_Concept
</s>
<s>
The	O
desktop	O
application	O
was	O
released	O
in	O
beta	O
form	O
on	O
June	O
4	O
,	O
2007	O
and	O
is	O
currently	O
available	O
for	O
Windows	B-Application
2000	I-Application
,	O
XP	B-Application
,	O
and	O
Vista	B-Application
systems	O
.	O
</s>
<s>
A	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
version	O
was	O
planned	O
for	O
2008	O
,	O
but	O
has	O
yet	O
to	O
come	O
to	O
fruition	O
.	O
</s>
<s>
SpaceTime	B-Protocol
developers	O
are	O
currently	O
working	O
to	O
port	O
the	O
product	O
to	O
the	O
OpenGL	B-Application
framework	O
in	O
order	O
to	O
support	O
the	O
Linux	B-Application
and	O
Unix	B-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
When	O
using	O
search	B-Application
engines	I-Application
including	O
Google	B-Application
,	O
Google	B-Application
Images	I-Application
,	O
Yahoo	O
!,	O
Yahoo	B-Application
!	I-Application
</s>
<s>
Image	O
,	O
eBay	B-Application
,	O
and	O
Flickr	B-Algorithm
,	O
SpaceTime	B-Protocol
loads	O
the	O
first	O
ten	O
results	O
as	O
a	O
stack	O
of	O
pages	O
.	O
</s>
<s>
Katherine	O
Boehret	O
of	O
The	O
Wall	O
Street	O
Journal	O
stated	O
that	O
"	O
though	O
I	O
’ll	O
still	O
rely	O
on	O
Google	B-Application
for	O
basic	O
searches	O
,	O
visual	O
search	O
can	O
save	O
time	O
and	O
turn	O
searching	O
into	O
a	O
fun	O
process.	O
"	O
</s>
<s>
Jack	O
M	O
.	O
Germain	O
,	O
of	O
TechNewsWorld	O
described	O
how	O
"	O
SpaceTime	B-Protocol
delivers	O
on	O
its	O
promise	O
to	O
save	O
me	O
time	O
and	O
provide	O
a	O
revolutionary	O
online	O
searching	O
too	O
"	O
stating	O
that	O
"	O
while	O
I	O
continue	O
to	O
use	O
the	O
3-D	O
searching	O
environment	O
,	O
though	O
,	O
I	O
am	O
having	O
more	O
fun	O
than	O
I	O
should	O
at	O
work.	O
"	O
</s>
<s>
Edward	O
N	O
.	O
Albro	O
of	O
PCWorld	O
gave	O
the	O
beta	O
browser	O
a	O
2.5/5	O
stating	O
that	O
while	O
its	O
"	O
visual	O
results	O
can	O
make	O
searches	O
easier	O
"	O
,	O
that	O
"	O
for	O
basic	O
browsing	O
,	O
SpaceTime	B-Protocol
has	O
no	O
appeal	O
"	O
and	O
that	O
the	O
browser	O
was	O
too	O
"	O
buggy	O
and	O
slow	O
for	O
basic	O
browsing	O
"	O
.	O
</s>
