<s>
Fort	B-Device
Apocalypse	I-Device
is	O
a	O
multidirectionall	O
scrolling	O
shooter	O
for	O
the	O
Atari	B-Device
8-bit	I-Device
family	I-Device
created	O
by	O
Steve	O
Hales	O
and	O
published	O
by	O
Synapse	O
Software	O
in	O
1982	O
.	O
</s>
<s>
A	O
contemporary	O
of	O
Choplifter	B-Application
,	O
it	O
has	O
similarities	O
to	O
that	O
game	O
as	O
well	O
as	O
the	O
arcade	O
games	O
Scramble	B-Application
and	O
Super	B-Application
Cobra	I-Application
.	O
</s>
<s>
Fort	B-Device
Apocalypse	I-Device
is	O
played	O
within	O
a	O
multi-directional	O
scrolling	O
"	O
cave	O
"	O
,	O
viewed	O
from	O
the	O
side	O
.	O
</s>
<s>
Similar	O
to	O
Choplifter	B-Application
,	O
and	O
as	O
opposed	O
to	O
Scramble	B-Application
,	O
the	O
map	O
does	O
not	O
automatically	O
scroll	O
,	O
and	O
the	O
player	O
is	O
free	O
to	O
move	O
in	O
any	O
direction	O
.	O
</s>
<s>
Fort	B-Device
Apocalypse	I-Device
was	O
one	O
of	O
the	O
few	O
that	O
was	O
not	O
,	O
and	O
traces	O
its	O
origin	O
to	O
a	O
dream	O
Steve	O
Hales	O
had	O
about	O
helicopters	O
.	O
</s>
<s>
While	O
the	O
programming	O
was	O
getting	O
started	O
,	O
another	O
programmer	O
decided	O
to	O
leave	O
the	O
company	O
in	O
the	O
midst	O
of	O
completing	O
one	O
of	O
Wolosenko	O
's	O
projects	O
,	O
Slime	B-Application
.	O
</s>
<s>
Hales	O
was	O
pulled	O
off	O
the	O
development	O
of	O
Fort	B-Device
Apocalypse	I-Device
to	O
finish	O
Slime	B-Application
,	O
but	O
found	O
the	O
code	O
too	O
difficult	O
to	O
continue	O
and	O
had	O
to	O
start	O
over	O
from	O
scratch	O
.	O
</s>
<s>
The	O
resulting	O
delay	O
meant	O
Broderbund	O
's	O
Choplifter	B-Application
reached	O
the	O
market	O
first	O
,	O
and	O
Fort	B-Device
Apocalypse	I-Device
was	O
often	O
considered	O
a	O
me-too	O
effort	O
.	O
</s>
<s>
When	O
Hales	O
saw	O
Choplifter	B-Application
,	O
his	O
reaction	O
was	O
:	O
"	O
Why	O
did	O
I	O
stop	O
working	O
on	O
Fort	O
?	O
"	O
</s>
<s>
Softline	O
praised	O
Fort	B-Device
Apocalypses	I-Device
"	O
game	O
complexity	O
and	O
difficulty	O
of	O
play	O
—	O
just	O
enough	O
to	O
keep	O
you	O
coming	O
back	O
and	O
progressing	O
a	O
little	O
further	O
each	O
time	O
"	O
.	O
</s>
<s>
On	O
April	O
23	O
,	O
2015	O
,	O
Steve	O
Hales	O
released	O
the	O
assembler	B-Language
source	O
code	O
to	O
Fort	B-Device
Apocalypse	I-Device
on	O
GitHub	B-Application
,	O
also	O
under	O
CC	O
BY-NC-ND	O
2.5	O
,	O
for	O
historical	O
reasons	O
.	O
</s>
<s>
A	O
Twitter	B-Application
account	I-Application
for	O
the	O
release	O
claimed	O
"	O
if	O
enough	O
people	O
followed	O
a	O
version	O
for	O
iOS	O
and	O
Android	O
would	O
be	O
made	O
"	O
.	O
</s>
