<s>
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.1	I-Operating_System
(	O
code	O
named	O
Puma	O
)	O
is	O
the	O
second	O
major	O
release	O
of	O
macOS	B-Application
,	O
Apple	O
's	O
desktop	O
and	O
server	O
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
It	O
superseded	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.0	I-Operating_System
and	O
preceded	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
Jaguar	I-Operating_System
.	O
</s>
<s>
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.1	I-Operating_System
was	O
released	O
on	O
September	O
25	O
,	O
2001	O
,	O
as	O
a	O
free	O
update	O
for	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.0	I-Operating_System
users	O
.	O
</s>
<s>
The	O
operating	B-General_Concept
system	I-General_Concept
was	O
handed	O
out	O
for	O
no	O
charge	O
by	O
Apple	O
employees	O
after	O
Steve	O
Jobs	O
 '	O
keynote	O
speech	O
at	O
the	O
Seybold	O
publishing	O
conference	O
in	O
San	O
Francisco	O
.	O
</s>
<s>
It	O
was	O
subsequently	O
distributed	O
to	O
Mac	B-Device
users	O
on	O
October	O
25	O
,	O
2001	O
,	O
at	O
Apple	O
Stores	O
and	O
other	O
retail	O
stores	O
that	O
carried	O
Apple	O
products	O
.	O
</s>
<s>
This	O
system	O
release	O
brought	O
some	O
major	O
new	O
features	O
to	O
the	O
Mac	B-Application
OS	I-Application
X	O
platform	O
:	O
</s>
<s>
Performance	O
enhancements	O
—	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.1	I-Operating_System
introduced	O
large	O
performance	O
increases	O
throughout	O
the	O
system	O
.	O
</s>
<s>
Faster	O
3D	O
(	O
OpenGL	B-Application
performs	O
20%	O
faster	O
)	O
—	O
The	O
OpenGL	B-Application
drivers	O
and	O
handling	O
were	O
vastly	O
improved	O
in	O
this	O
version	O
of	O
Mac	B-Application
OS	I-Application
X	O
,	O
which	O
created	O
a	O
large	O
performance	O
gap	O
for	O
3D	O
elements	O
in	O
the	O
interface	O
,	O
and	O
3D	O
applications	O
.	O
</s>
<s>
Improved	O
AppleScript	B-Application
—	O
The	O
scripting	O
interface	O
now	O
allows	O
scripting	O
access	O
to	O
many	O
more	O
system	O
components	O
,	O
such	O
as	O
the	O
Printer	O
Center	O
,	O
and	O
Terminal	O
,	O
thus	O
improving	O
the	O
customizability	O
of	O
the	O
interface	O
.	O
</s>
<s>
As	O
well	O
,	O
Apple	O
introduced	O
AppleScript	B-Application
Studio	O
,	O
which	O
allows	O
a	O
user	O
to	O
create	O
full	O
AppleScript	B-Application
applications	O
in	O
a	O
simple	O
graphical	O
interface	O
.	O
</s>
<s>
Improved	O
filehandling	O
-	O
The	O
Finder	B-Application
was	O
enhanced	O
to	O
optionally	O
hide	O
file	O
extensions	O
on	O
a	O
per-file	O
basis	O
.	O
</s>
<s>
The	O
Cocoa	B-Operating_System
API	I-Operating_System
was	O
enhanced	O
to	O
allow	O
developers	O
to	O
set	O
traditional	O
Mac	B-Device
type	B-Application
and	I-Application
creator	I-Application
information	O
directly	O
without	O
relying	O
on	O
Carbon	O
to	O
do	O
it	O
.	O
</s>
<s>
Image	O
Capture	O
,	O
for	O
acquiring	O
images	O
from	O
digital	B-Device
cameras	I-Device
and	O
scanners	B-Application
.	O
</s>
<s>
Menu	O
Extras	O
,	O
a	O
set	O
of	O
items	O
the	O
user	O
can	O
add	O
to	O
the	O
system	O
menu	O
,	O
replacing	O
the	O
supplied	O
Dock	O
Extras	O
from	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
10.0	I-Operating_System
Cheetah	O
.	O
</s>
<s>
Apple	O
switched	O
to	O
using	O
Mac	B-Application
OS	I-Application
X	O
as	O
the	O
default	O
on	O
all	O
then-new	O
Macs	O
with	O
the	O
10.1.2	O
release	O
.	O
</s>
