<s>
Robo	B-Operating_System
Surf	I-Operating_System
is	O
an	O
iOS	B-Application
game	O
developed	O
by	O
Pieces	O
Interactive	O
AB	O
and	O
released	O
on	O
June	O
1	O
,	O
2011	O
.	O
</s>
<s>
Multiplayer.it	O
said	O
"	O
The	O
gameplay	O
of	O
Robo	B-Operating_System
Surf	I-Operating_System
is	O
simple	O
and	O
intuitive	O
,	O
but	O
unfortunately	O
not	O
so	O
addictive	O
,	O
while	O
the	O
lack	O
of	O
variety	O
and	O
unlockable	O
contents	O
might	O
discourage	O
the	O
player	O
.	O
</s>
