<s>
Project	B-Operating_System
Monterey	I-Operating_System
was	O
an	O
attempt	O
to	O
build	O
a	O
single	O
Unix	B-Application
operating	I-Application
system	I-Application
that	O
ran	O
across	O
a	O
variety	O
of	O
32-bit	O
and	O
64-bit	O
platforms	O
,	O
as	O
well	O
as	O
supporting	O
multi-processing	B-Operating_System
.	O
</s>
<s>
Announced	O
in	O
October	O
1998	O
,	O
several	O
Unix	B-Application
vendors	O
were	O
involved	O
;	O
IBM	O
provided	O
POWER	B-Device
and	O
PowerPC	B-Architecture
support	O
from	O
AIX	B-Application
,	O
Santa	O
Cruz	O
Operation	O
(	O
SCO	O
)	O
provided	O
IA-32	B-Device
support	O
,	O
and	O
Sequent	O
added	O
multi-processing	B-Operating_System
(	O
MP	O
)	O
support	O
from	O
their	O
DYNIX/ptx	B-Library
system	O
.	O
</s>
<s>
Intel	O
Corporation	O
provided	O
expertise	O
and	O
ISV	B-Application
development	O
funding	O
for	O
porting	O
to	O
their	O
upcoming	O
IA-64	B-General_Concept
(	O
Itanium	B-General_Concept
Architecture	O
)	O
CPU	O
platform	O
,	O
which	O
was	O
yet	O
to	O
be	O
released	O
at	O
that	O
time	O
.	O
</s>
<s>
The	O
focus	O
of	O
the	O
project	O
was	O
to	O
create	O
an	O
enterprise-class	O
UNIX	B-Application
for	O
IA-64	B-General_Concept
,	O
which	O
at	O
the	O
time	O
was	O
expected	O
to	O
eventually	O
dominate	O
the	O
UNIX	B-Application
server	O
market	O
.	O
</s>
<s>
By	O
March	O
2001	O
,	O
however	O
,	O
"	O
the	O
explosion	O
in	O
popularity	O
of	O
Linux	B-Application
...	O
prompted	O
IBM	O
to	O
quietly	O
ditch	O
"	O
this	O
;	O
all	O
involved	O
attempted	O
to	O
find	O
a	O
niche	O
in	O
the	O
rapidly	O
developing	O
Linux	B-Application
market	O
and	O
moved	O
their	O
focus	O
away	O
from	O
Monterey	O
.	O
</s>
<s>
In	O
2000	O
,	O
SCO	O
's	O
UNIX	B-Application
business	O
was	O
purchased	O
by	O
Caldera	O
Systems	O
,	O
a	O
Linux	B-Application
distributor	O
,	O
who	O
later	O
renamed	O
themselves	O
the	O
SCO	O
Group	O
.	O
</s>
<s>
Intel	O
,	O
IBM	O
,	O
Caldera	O
Systems	O
,	O
and	O
others	O
had	O
also	O
been	O
running	O
a	O
parallel	O
effort	O
to	O
port	O
Linux	B-Application
to	O
IA-64	B-General_Concept
,	O
Project	O
Trillian	O
,	O
which	O
delivered	O
workable	O
code	O
in	O
February	O
2000	O
.	O
</s>
<s>
In	O
late	O
2000	O
,	O
IBM	O
announced	O
a	O
major	O
effort	O
to	O
support	O
Linux	B-Application
.	O
</s>
<s>
In	O
May	O
2001	O
,	O
the	O
project	O
announced	O
the	O
availability	O
of	O
a	O
beta	O
test	O
version	O
AIX-5L	O
for	O
IA-64	B-General_Concept
,	O
basically	O
meeting	O
its	O
original	O
primary	O
goal	O
.	O
</s>
<s>
However	O
,	O
Intel	O
had	O
missed	O
its	O
delivery	O
date	O
for	O
its	O
first	O
Itanium	B-General_Concept
processor	O
by	O
two	O
years	O
,	O
and	O
the	O
Monterey	O
software	O
had	O
no	O
market	O
.	O
</s>
<s>
With	O
the	O
exception	O
of	O
the	O
IA-64	B-General_Concept
port	O
and	O
Dynix	B-Library
MP	O
improvements	O
,	O
much	O
of	O
the	O
Monterey	O
effort	O
was	O
an	O
attempt	O
to	O
standardize	O
existing	O
versions	O
of	O
Unix	B-Application
into	O
a	O
single	O
compatible	O
system	O
.	O
</s>
<s>
Such	O
efforts	O
had	O
been	O
undertaken	O
in	O
the	O
past	O
(	O
e.g.	O
,	O
3DA	B-Operating_System
)	O
and	O
had	O
generally	O
failed	O
,	O
as	O
the	O
companies	O
involved	O
were	O
too	O
reliant	O
on	O
vendor	O
lock-in	O
to	O
fully	O
support	O
a	O
standard	O
that	O
would	O
allow	O
their	O
customers	O
to	O
leave	O
for	O
other	O
products	O
.	O
</s>
<s>
With	O
Monterey	O
,	O
two	O
of	O
the	O
key	O
partners	O
already	O
had	O
a	O
niche	O
they	O
expected	O
to	O
continue	O
to	O
serve	O
in	O
the	O
future	O
:	O
POWER	B-Device
and	O
IA-64	B-General_Concept
for	O
IBM	O
,	O
IA-32	B-Device
and	O
IA-64	B-General_Concept
for	O
SCO	O
.	O
</s>
<s>
The	O
breakdown	O
of	O
Project	B-Operating_System
Monterey	I-Operating_System
was	O
one	O
of	O
the	O
factors	O
leading	O
to	O
a	O
lawsuit	O
in	O
2003	O
,	O
where	O
SCO	O
Group	O
sued	O
IBM	O
over	O
their	O
contributions	O
to	O
Linux	B-Application
.	O
</s>
