<s>
Application	B-Application
streaming	I-Application
is	O
a	O
form	O
of	O
on-demand	B-Architecture
software	I-Architecture
distribution	O
.	O
</s>
<s>
Application	B-Application
streaming	I-Application
is	O
a	O
related	O
concept	O
to	O
application	B-Operating_System
virtualization	I-Operating_System
,	O
where	O
applications	O
are	O
run	O
directly	O
from	O
a	O
virtual	B-Architecture
machine	I-Architecture
on	O
a	O
central	O
server	O
that	O
is	O
completely	O
separate	O
from	O
the	O
local	O
system	O
.	O
</s>
<s>
By	O
contrast	O
,	O
application	B-Application
streaming	I-Application
runs	O
the	O
program	O
locally	O
,	O
but	O
still	O
involves	O
the	O
centralized	O
storage	O
of	O
application	O
code	O
.	O
</s>
<s>
The	O
concept	O
of	O
application	B-Application
streaming	I-Application
carries	O
several	O
major	O
advantages	O
over	O
traditional	O
software	O
distribution	O
:	O
given	O
the	O
complexity	O
of	O
modern	O
applications	O
,	O
many	O
functions	O
are	O
never	O
or	O
seldom	O
used	O
,	O
and	O
pulling	O
the	O
application	O
on	O
demand	O
is	O
more	O
efficient	O
in	O
terms	O
of	O
server	O
,	O
client	O
and	O
network	O
usage	O
;	O
streaming	O
also	O
allows	O
for	O
applications	O
to	O
be	O
cached	O
on	O
the	O
local	O
system	O
and	O
still	O
run	O
in	O
a	O
traditional	O
manner	O
;	O
updates	O
can	O
also	O
be	O
deployed	O
automatically	O
to	O
the	O
cached	O
application	O
files	O
.	O
</s>
<s>
In	O
2015	O
Google	B-Application
launched	O
"	O
App	O
streaming	O
"	O
experiment	O
for	O
launching	O
"	O
streamed	O
"	O
apps	O
from	O
Google	B-Application
Search	O
.	O
</s>
<s>
If	O
user	O
with	O
a	O
supported	O
device	O
entered	O
a	O
relevant	O
search	O
query	O
,	O
Google	B-Application
Search	O
would	O
display	O
"	O
Stram	O
"	O
button	O
on	O
the	O
top	O
result	O
.	O
</s>
<s>
When	O
user	O
clicked	O
the	O
button	O
,	O
user	O
device	O
would	O
display	O
a	O
live	O
video	O
stream	O
of	O
the	O
app	O
running	O
on	O
Google	B-Application
servers	O
.	O
</s>
<s>
In	O
2018	O
,	O
Google	B-Application
Play	O
added	O
"	O
Instant	O
apps	O
"	O
feature	O
which	O
allowed	O
users	O
to	O
try	O
out	O
compatible	O
apps	O
before	O
downloading	O
them	O
.	O
</s>
<s>
Specifically	O
,	O
app	O
has	O
to	O
be	O
packaged	O
in	O
Android	B-Application
App	I-Application
Bundle	I-Application
format	O
with	O
special	O
activities	O
.	O
</s>
<s>
If	O
app	O
supports	O
"	O
Instant	O
apps	O
"	O
,	O
Google	B-Application
Play	O
displays	O
"	O
try	O
now	O
"	O
button	O
next	O
to	O
"	O
install	O
"	O
button	O
.	O
</s>
<s>
When	O
user	O
clicks	O
it	O
,	O
Google	B-Application
Play	O
loads	O
only	O
relevant	O
data	O
to	O
speed	O
up	O
app	O
launch	O
.	O
</s>
<s>
Microsoft	O
's	O
Office	B-Operating_System
365	I-Operating_System
service	O
uses	O
a	O
streaming	O
system	O
known	O
as	O
"	O
Click	O
to	O
Run	O
"	O
to	O
distribute	O
the	O
Office	B-Application
applications	O
.	O
</s>
<s>
Amazon	O
AppStream	O
2.0	O
is	O
an	O
Application	B-Operating_System
Virtualization	I-Operating_System
platform	O
.	O
</s>
