<s>
The	O
Optimus	B-Device
Maximus	I-Device
keyboard	I-Device
,	O
previously	O
just	O
"	O
Optimus	B-Device
keyboard	I-Device
"	O
,	O
is	O
a	O
keyboard	B-Device
developed	O
by	O
the	O
Art	O
.	O
</s>
<s>
Each	O
of	O
its	O
keys	O
is	O
a	O
display	B-Device
which	O
can	O
dynamically	O
change	O
to	O
adapt	O
to	O
the	O
keyboard	B-Device
layout	O
in	O
use	O
or	O
to	O
show	O
the	O
function	O
of	O
the	O
key	O
.	O
</s>
<s>
The	O
original	O
release	O
date	O
was	O
"	O
end	O
of	O
2006	O
"	O
,	O
however	O
production	O
issues	O
caused	O
the	O
Optimus	O
mini	O
three	O
to	O
be	O
developed	O
first	O
,	O
with	O
the	O
full	O
keyboard	B-Device
delayed	O
until	O
the	O
end	O
of	O
2007	O
.	O
</s>
<s>
The	O
keyboard	B-Device
was	O
number	O
10	O
in	O
the	O
Wired	O
Magazine	O
2006	O
Vaporware	O
Awards	O
and	O
number	O
4	O
on	O
the	O
list	O
in	O
2007	O
due	O
to	O
its	O
numerous	O
delays	O
and	O
feature	O
reductions	O
.	O
</s>
<s>
The	O
Optimus	O
allows	O
for	O
greater	O
user	B-Application
interaction	I-Application
,	O
by	O
dynamically	O
displaying	O
the	O
current	O
function	O
of	O
the	O
keys	O
.	O
</s>
<s>
For	O
example	O
,	O
when	O
the	O
user	O
presses	O
the	O
shift	B-Device
key	I-Device
,	O
the	O
pictures	O
would	O
change	O
to	O
upper-case	O
versions	O
.	O
</s>
<s>
It	O
would	O
also	O
make	O
switching	O
between	O
different	O
keyboard	B-Device
layouts	O
(	O
such	O
as	O
English	O
and	O
Cyrillic	O
)	O
rapid	O
,	O
and	O
could	O
make	O
the	O
switch	O
to	O
alternative	O
layouts	O
such	O
as	O
Dvorak	O
easier	O
for	O
people	O
who	O
only	O
have	O
a	O
QWERTY	O
keyboard	B-Device
with	O
no	O
possibility	O
of	O
rearranging	O
the	O
keys	O
.	O
</s>
<s>
To	O
demonstrate	O
this	O
concept	O
,	O
there	O
are	O
computer	O
renderings	O
showing	O
example	O
layouts	O
for	O
Quake	B-Application
III	I-Application
Arena	I-Application
and	O
Adobe	B-Operating_System
Photoshop	I-Operating_System
.	O
</s>
<s>
A	O
patent	O
application	O
filed	O
on	O
March	O
13	O
,	O
2007	O
,	O
suggests	O
that	O
Apple	O
Inc	O
.	O
may	O
be	O
working	O
on	O
a	O
similar	O
dynamically	O
changeable	O
organic	B-Device
light-emitting	I-Device
diode	I-Device
(	O
OLED	B-Device
)	O
keyboard	B-Device
.	O
</s>
<s>
Lebedev	O
Studio	O
released	O
a	O
smaller	O
three-key	O
version	O
of	O
their	O
keyboard	B-Device
,	O
named	O
Optimus	O
mini	O
three	O
.	O
</s>
<s>
The	O
keyboard	B-Device
functions	O
as	O
advertised	O
,	O
but	O
it	O
has	O
been	O
criticized	O
for	O
inordinately	O
high	O
CPU	O
usage	O
,	O
slow	O
response	O
time	O
,	O
and	O
buggy	O
configuration	O
software	O
.	O
</s>
<s>
On	O
July	O
21	O
,	O
2008	O
,	O
Engadget	B-Application
posted	O
about	O
a	O
new	O
version	O
of	O
the	O
keyboard	B-Device
,	O
originally	O
named	O
Optimus	O
Pultius	O
.	O
</s>
<s>
It	O
features	O
15	O
OLED	B-Device
keys	O
in	O
a	O
three-by-five	O
arrangement	O
and	O
a	O
USB	O
port	O
.	O
</s>
<s>
Engadget	B-Application
also	O
reported	O
that	O
the	O
Pultius	O
had	O
been	O
renamed	O
to	O
the	O
Aux	O
and	O
included	O
a	O
new	O
rendering	O
of	O
the	O
rear	O
side	O
showing	O
that	O
there	O
would	O
be	O
two	O
USB	O
ports	O
instead	O
of	O
one	O
.	O
</s>
<s>
In	O
2014	O
,	O
the	O
existing	O
models	O
in	O
the	O
Optimus	O
range	O
were	O
discontinued	O
and	O
superseded	O
by	O
the	O
"	O
Optimus	O
Popularis	O
"	O
model	O
which	O
uses	O
a	O
single	O
large	O
LCD	O
screen	O
under	O
the	O
transparent	O
keyboard	B-Device
instead	O
of	O
individual	O
OLED	B-Device
displays	I-Device
for	O
each	O
key	O
.	O
</s>
<s>
The	O
patent	O
for	O
this	O
"	O
Display	B-Device
Keyboard	B-Device
"	O
expired	O
in	O
2016	O
.	O
</s>
<s>
However	O
,	O
the	O
first	O
programmable	O
LCD	O
keyboard	B-Device
was	O
developed	O
in	O
the	O
mid-1980s	O
in	O
Germany	O
.	O
</s>
<s>
This	O
keyboard	B-Device
,	O
sold	O
under	O
the	O
LCBoard	O
name	O
in	O
the	O
U.S.	O
until	O
1999	O
,	O
contained	O
many	O
of	O
the	O
features	O
of	O
the	O
Optimus	B-Device
keyboard	I-Device
including	O
monochrome	O
graphic	O
icons	O
on	O
each	O
keyboard	B-Device
key	O
,	O
macro	O
programming	O
,	O
context	O
sensitive	O
and	O
application	O
dependent	O
switching	O
between	O
functions	O
.	O
</s>
<s>
Lebedev	O
Studio	O
manufactured	O
the	O
keyboard	B-Device
with	O
these	O
features	O
:	O
</s>
<s>
Compatibility	O
with	O
Windows	B-Application
XP	I-Application
,	O
Windows	B-Application
Vista	I-Application
and	O
Mac	O
OS	O
X	O
10.5.1	O
(	O
and	O
higher	O
)	O
.	O
</s>
<s>
The	O
keyboard	B-Device
's	O
full	O
name	O
relates	O
to	O
Jupiter	O
Optimus	O
Maximus	O
(	O
"	O
Father	O
God	O
the	O
Best	O
and	O
Greatest	O
"	O
)	O
,	O
the	O
full	O
name	O
of	O
Jupiter	O
,	O
king	O
of	O
the	O
gods	O
in	O
Roman	O
mythology	O
.	O
</s>
<s>
Engadget	B-Application
published	O
an	O
early	O
impression	O
of	O
the	O
keyboard	B-Device
,	O
approving	O
of	O
the	O
quality	O
of	O
the	O
displays	O
,	O
the	O
build	O
quality	O
of	O
the	O
keyboard	B-Device
,	O
and	O
the	O
customisation	O
software	O
.	O
</s>
<s>
Other	O
reviewers	O
felt	O
that	O
whilst	O
the	O
keyboard	B-Device
performed	O
well	O
,	O
the	O
high	O
purchase	O
price	O
of	O
$	O
1,600	O
was	O
not	O
justified	O
.	O
</s>
