<s>
Google	B-Protocol
Spaces	I-Protocol
was	O
a	O
mobile	O
app	O
for	O
group	O
discussions	O
and	O
messaging	O
developed	O
by	O
Google	B-Application
.	I-Application
</s>
<s>
The	O
app	O
was	O
intended	O
to	O
compete	O
with	O
Slack	B-Protocol
as	O
a	O
content	O
sharing	O
platform	O
where	O
users	O
can	O
create	O
a	O
"	O
space	O
"	O
,	O
invite	O
their	O
friends	O
for	O
discussion	O
,	O
and	O
share	O
videos	O
,	O
images	O
,	O
text	O
,	O
and	O
other	O
media	O
.	O
</s>
<s>
Google	B-Application
services	O
such	O
as	O
the	O
web	O
browser	O
Chrome	B-Application
,	O
search	O
engine	O
Google	B-Application
Search	I-Application
,	O
and	O
video	O
sharing	O
platform	O
YouTube	B-General_Concept
were	O
built	O
into	O
the	O
app	O
to	O
allow	O
users	O
to	O
source	O
content	O
from	O
them	O
.	O
</s>
<s>
Google	B-Protocol
Spaces	I-Protocol
launched	O
on	O
May	O
16	O
,	O
2016	O
,	O
available	O
on	O
Windows	B-Application
,	O
Mac	B-Application
,	O
Android	B-Application
,	O
and	O
iOS	B-Application
operating	O
systems	O
.	O
</s>
<s>
The	O
Spaces	O
brand	O
name	O
was	O
revived	O
for	O
an	O
unrelated	O
feature	O
in	O
Google	B-Application
Chat	I-Application
,	O
formerly	O
named	O
Rooms	O
.	O
</s>
<s>
On	O
February	O
16	O
,	O
2017	O
,	O
Google	B-Application
announced	O
Spaces	O
would	O
be	O
discontinued	O
on	O
April	O
17	O
.	O
</s>
<s>
On	O
March	O
3	O
,	O
Google	B-Application
announced	O
that	O
users	O
could	O
only	O
print	O
,	O
view	O
and	O
delete	O
existing	O
spaces	O
within	O
the	O
app	O
,	O
users	O
could	O
no	O
longer	O
create	O
new	O
spaces	O
.	O
</s>
<s>
Google	B-Application
products	O
such	O
as	O
Google	B-Application
Chrome	I-Application
,	O
Google	B-Application
Search	I-Application
,	O
and	O
YouTube	B-General_Concept
were	O
in	O
built	O
into	O
the	O
app	O
to	O
allow	O
users	O
to	O
find	O
and	O
share	O
articles	O
,	O
videos	O
,	O
and	O
images	O
without	O
leaving	O
the	O
app	O
.	O
</s>
<s>
It	O
required	O
a	O
Google	B-Application
account	O
to	O
sign	O
up	O
.	O
</s>
