<s>
A	O
text-free	B-Application
user	I-Application
interface	I-Application
is	O
a	O
user	B-Application
interface	I-Application
(	O
UI	O
)	O
wholly	O
based	O
on	O
graphical	B-Application
UI	I-Application
techniques	I-Application
and	O
without	O
any	O
writing	O
.	O
</s>
<s>
For	O
example	O
,	O
with	O
young	O
children	O
,	O
international	O
UIs	O
where	O
localisation	B-General_Concept
is	O
not	O
feasible	O
or	O
where	O
users	O
may	O
be	O
illiterate	O
.	O
</s>
