<s>
Fluid	O
(	O
known	O
in	O
Japan	O
as	O
Depth	O
)	O
is	O
a	O
music	B-Application
video	I-Application
game	I-Application
developed	O
by	O
Opus	O
and	O
published	O
by	O
Sony	O
Computer	O
Entertainment	O
for	O
the	O
PlayStation	B-Device
.	O
</s>
<s>
The	O
game	O
's	O
concept	O
is	O
an	O
interactive	O
sound	O
lab	O
which	O
allows	O
the	O
player	O
to	O
create	O
dance	O
and	O
electronic	O
music	B-Application
.	O
</s>
<s>
The	O
player	O
uses	O
a	O
dolphin	B-Application
character	O
in	O
'	O
Cruise	O
Stage	O
 '	O
to	O
collect	O
samples	O
for	O
mixing	O
in	O
the	O
'	O
Groove	O
Editor	O
 '	O
.	O
</s>
<s>
Controlling	O
the	O
dolphin	B-Application
allowed	O
the	O
player	O
to	O
add	O
improvisations	O
during	O
the	O
playback	O
sessions	O
,	O
frequency	O
being	O
mapped	O
to	O
the	O
up/	O
down	O
controls	O
,	O
and	O
modulation	O
to	O
left/	O
right	O
.	O
</s>
