<s>
Silicon	B-Application
Dreams	I-Application
is	O
a	O
trilogy	O
of	O
interactive	O
fiction	O
games	O
developed	O
by	O
Level	O
9	O
Computing	O
during	O
the	O
1980s	O
.	O
</s>
<s>
The	O
next	O
year	O
they	O
were	O
vended	O
together	O
as	O
the	O
first	O
,	O
second	O
and	O
last	O
of	O
the	O
Silicon	B-Application
Dreams	I-Application
.	O
</s>
<s>
As	O
with	O
most	O
Level	O
9	O
games	O
,	O
the	O
trilogy	O
used	O
an	O
interpreted	B-Application
language	I-Application
termed	O
A-code	O
and	O
was	O
usable	O
in	O
all	O
major	O
types	O
of	O
home	O
computer	O
of	O
the	O
time	O
,	O
on	O
either	O
diskette	B-Device
or	O
cassette	B-Device
.	O
</s>
<s>
The	O
games	O
use	O
a	O
text	B-Application
parser	I-Application
for	O
entering	O
commands	O
at	O
the	O
"	O
What	O
now	O
?	O
"	O
</s>
<s>
The	O
parser	O
can	O
interpret	B-Application
more	O
than	O
a	O
thousand	O
words	O
to	O
control	O
movement	O
or	O
actions	O
.	O
</s>
<s>
Additionally	O
,	O
there	O
are	O
commands	O
to	O
invoke	O
'	O
SAVE	O
 '	O
and	O
'	O
RESTORE	O
 '	O
of	O
game	O
positions	O
to	O
cassette	B-Device
tape	I-Device
or	O
floppy	B-Device
disk	I-Device
(	O
for	O
some	O
systems	O
also	O
to	O
RAM	B-Architecture
)	O
,	O
ask	O
for	O
'	O
HELP	O
 '	O
,	O
turn	O
off	O
pictures	O
and	O
turn	O
them	O
on	O
again	O
with	O
'	O
WORDS	O
 '	O
and	O
'	O
PICTURES	O
 '	O
respectively	O
,	O
an	O
'	O
OOPS	O
 '	O
command	O
to	O
undo	B-Application
previous	O
commands	O
.	O
</s>
<s>
Silicon	B-Application
Dreams	I-Application
can	O
be	O
played	O
as	O
three	O
separate	O
games	O
,	O
but	O
to	O
obtain	O
a	O
maximum	O
score	O
the	O
games	O
must	O
be	O
completed	O
in	O
order	O
,	O
carrying	O
the	O
score	O
from	O
one	O
adventure	O
to	O
the	O
next	O
.	O
</s>
<s>
The	O
original	O
release	O
used	O
version	O
1	O
of	O
this	O
system	O
and	O
was	O
initially	O
released	O
for	O
the	O
BBC	B-Device
Micro	I-Device
,	O
ZX	B-Operating_System
Spectrum	I-Operating_System
,	O
and	O
Nascom	B-Operating_System
,	O
but	O
was	O
later	O
followed	O
by	O
versions	O
for	O
the	O
Commodore	O
64	O
,	O
Camputers	B-Device
Lynx	I-Device
,	O
Oric-1	O
,	O
Atari	B-Device
8-bit	I-Device
as	O
well	O
as	O
for	O
the	O
Memotech	B-Device
MTX	I-Device
,	O
Amstrad	B-Device
CPC	I-Device
,	O
Enterprise	B-Operating_System
and	O
MSX	B-Operating_System
.	O
</s>
<s>
Other	O
adventure	O
games	O
had	O
included	O
graphics	O
before	O
,	O
but	O
version	O
2	O
of	O
the	O
A-Code	O
system	O
allowed	O
Level	O
9	O
to	O
encode	O
location	O
graphics	O
into	O
as	O
little	O
as	O
forty	O
bytes	B-Application
.	O
</s>
<s>
This	O
size	O
made	O
it	O
possible	O
to	O
add	O
graphics	O
to	O
every	O
location	O
of	O
the	O
game	O
for	O
all	O
formats	O
with	O
more	O
than	O
32	O
K	O
RAM	B-Architecture
.	O
</s>
<s>
The	O
Eden	O
universe	O
is	O
more	O
like	O
Larry	O
Niven	O
's	O
future	O
space	O
"	O
,	O
and	O
"	O
intended	O
as	O
a	O
comment	O
on	O
superpower	B-Application
intervention	O
in	O
the	O
Third	O
World.	O
"	O
</s>
<s>
Silicon	B-Application
Dreams	I-Application
was	O
the	O
second	O
title	O
published	O
by	O
Telecomsoft	O
,	O
the	O
first	O
being	O
Jewels	B-Application
of	I-Application
Darkness	I-Application
,	O
in	O
a	O
four-game	O
publishing	O
deal	O
signed	O
by	O
Level	O
9	O
during	O
April	O
1986	O
.	O
</s>
<s>
This	O
deal	O
gave	O
Level	O
9	O
(	O
which	O
was	O
often	O
referred	O
to	O
as	O
"	O
British	O
Infocom	O
"	O
)	O
an	O
opportunity	O
to	O
revise	O
their	O
previous	O
titles	O
and	O
add	O
support	O
for	O
the	O
16-bit	B-Device
market	O
as	O
well	O
as	O
a	O
possible	O
entry	O
into	O
the	O
potential	O
lucrative	O
US	O
market	O
.	O
</s>
<s>
Subsequently	O
,	O
the	O
trilogy	O
was	O
released	O
for	O
a	O
total	O
of	O
twelve	O
platforms	O
,	O
leaving	O
out	O
the	O
BBC	B-Device
Micro	I-Device
and	O
Enterprise	B-Operating_System
compared	O
to	O
The	O
Worm	O
in	O
Paradise	O
,	O
but	O
adding	O
support	O
for	O
the	O
Apple	B-Device
II	I-Device
,	O
Amiga	B-Device
,	O
Amstrad	B-Device
PCW	I-Device
,	O
Atari	B-Device
ST	I-Device
,	O
IBM	B-Device
PC	I-Device
DOS	B-Device
and	O
Macintosh	B-Device
.	O
</s>
<s>
All	O
the	O
games	O
were	O
updated	O
to	O
version	O
3	O
of	O
the	O
A-Code	O
system	O
with	O
updated	O
text	O
and	O
new	O
graphics	O
for	O
inclusion	O
in	O
the	O
release	O
of	O
the	O
Silicon	B-Application
Dreams	I-Application
trilogy	I-Application
in	O
1986	O
with	O
expanded	O
,	O
text-only	O
versions	O
for	O
some	O
releases	O
.	O
</s>
<s>
The	O
novella	O
was	O
also	O
used	O
as	O
a	O
copy	B-Application
protection	I-Application
device	O
,	O
from	O
which	O
,	O
upon	O
restore	O
of	O
a	O
saved	O
game	O
,	O
the	O
player	O
had	O
to	O
enter	O
a	O
word	O
from	O
a	O
page	O
and	O
line	O
reference	O
.	O
</s>
<s>
Level	O
9	O
never	O
released	O
a	O
version	O
of	O
the	O
trilogy	O
for	O
the	O
Sinclair	B-Device
QL	I-Device
.	O
</s>
<s>
When	O
the	O
trilogy	O
was	O
released	O
it	O
received	O
unanimously	O
good	O
reviews	O
from	O
the	O
ZX	B-Operating_System
Spectrum	I-Operating_System
press	O
.	O
</s>
<s>
The	O
ZX	B-Operating_System
Spectrum	I-Operating_System
version	O
was	O
placed	O
fourth	O
in	O
September	O
and	O
third	O
in	O
October	O
1987	O
of	O
the	O
Your	O
Sinclair	O
adventure	O
charts	O
.	O
</s>
