<s>
Mobilegeddon	B-Application
is	O
a	O
name	O
for	O
Google	B-Application
's	I-Application
search	O
engine	O
algorithm	O
update	O
of	O
April	O
21	O
,	O
2015	O
.	O
</s>
<s>
Google	B-Application
announced	O
its	O
intention	O
to	O
make	O
the	O
change	O
in	O
February	O
2015	O
.	O
</s>
<s>
In	O
addition	O
to	O
their	O
announcement	O
,	O
Google	B-Application
published	O
an	O
article	O
,	O
"	O
Mobile	O
Friendly	O
Sites	O
,	O
"	O
on	O
their	O
Google	B-Application
Developers	O
page	O
to	O
help	O
webmasters	O
with	O
the	O
transition	O
.	O
</s>
<s>
Google	B-Application
claims	O
the	O
transition	O
to	O
mobile-friendly	O
sites	O
was	O
to	O
improve	O
user	O
experience	O
,	O
stating	O
"	O
the	O
desktop	O
version	O
of	O
a	O
site	O
might	O
be	O
difficult	O
to	O
view	O
and	O
use	O
on	O
a	O
mobile	O
device.	O
"	O
</s>
<s>
The	O
protologism	O
is	O
a	O
blend	O
word	O
of	O
"	O
mobile	O
"	O
and	O
"	O
Armageddon	B-Application
"	O
because	O
the	O
change	O
"	O
could	O
cause	O
massive	O
disruption	O
to	O
page	O
rankings.	O
"	O
</s>
<s>
But	O
,	O
writing	O
for	O
Forbes	O
,	O
Robert	O
Hof	O
says	O
that	O
concerns	O
about	O
the	O
change	O
were	O
"	O
overblown	O
"	O
in	O
part	O
because	O
"	O
Google	B-Application
is	O
to	O
see	O
if	O
sites	O
look	O
good	O
on	O
smartphones	O
"	O
..	O
</s>
