<s>
In	O
human	O
–	O
computer	O
interaction	O
,	O
MPG	O
stands	O
for	O
"	O
multi-touch	B-General_Concept
,	I-General_Concept
physics	I-General_Concept
and	I-General_Concept
gestures	I-General_Concept
"	O
,	O
referencing	O
a	O
common	O
method	O
of	O
interacting	O
with	O
computers	O
and	O
various	O
electronic	O
devices	O
.	O
</s>
<s>
The	O
most	O
notable	O
MPG	O
device	O
is	O
the	O
Apple	O
Inc	O
iPhone	B-Device
,	O
which	O
makes	O
use	O
of	O
many	O
multi-touch	B-Application
gestures	O
to	O
operate	O
various	O
functions	O
of	O
the	O
phone	O
and	O
applications	O
on	O
the	O
phone	O
.	O
</s>
