<s>
ourTunes	B-Operating_System
is	O
a	O
cross-platform	B-Operating_System
Java-based	O
file	O
sharing	O
client	O
which	O
allows	O
users	O
to	O
connect	O
to	O
iTunes	B-Operating_System
and	O
share	O
MP3	B-Application
and	O
AAC	B-Application
music	O
files	O
over	O
a	O
local	B-General_Concept
area	I-General_Concept
subnetwork	B-Protocol
.	O
</s>
<s>
ourTunes	B-Operating_System
v1.3.3	O
has	O
been	O
downloaded	O
over	O
3,000,000	O
times	O
.	O
</s>
<s>
The	O
current	O
version	O
of	O
ourTunes	B-Operating_System
,	O
v1.7g	O
,	O
works	O
with	O
all	O
versions	O
of	O
iTunes	B-Operating_System
up	O
to	O
at	O
least	O
iTunes	B-Operating_System
7	I-Operating_System
on	O
Mac	B-Operating_System
OS	I-Operating_System
X	I-Operating_System
and	O
iTunes	B-Operating_System
11.02	O
on	O
Microsoft	B-Application
Windows	I-Application
operating	I-Application
systems	I-Application
.	O
</s>
<s>
ourTunes	B-Operating_System
was	O
developed	O
by	O
David	O
Blackman	O
,	O
a	O
Stanford	O
University	O
student	O
.	O
</s>
<s>
It	O
originally	O
started	O
as	O
'	O
One2OhMyGod	B-Operating_System
 '	O
,	O
a	O
Swing-based	O
client	O
designed	O
for	O
iTunes	B-Operating_System
's	O
version	O
4.1	O
authorization	O
,	O
which	O
was	O
made	O
obsolete	O
by	O
Apple	O
's	O
release	O
of	O
version	O
4.5	O
.	O
</s>
<s>
After	O
Australian	O
student	O
David	O
Hammerton	O
cracked	O
the	O
new	O
encryption	O
and	O
authentication	O
system	O
used	O
by	O
iTunes	B-Operating_System
,	O
One2OhMyGod	B-Operating_System
was	O
forked	B-Application
into	O
a	O
program	O
called	O
'	O
AppleRecords	B-Operating_System
 '	O
.	O
</s>
<s>
ourTunes	B-Operating_System
was	O
developed	O
further	O
from	O
AppleRecords	B-Operating_System
,	O
including	O
the	O
conceptual	O
design	O
of	O
programs	O
such	O
as	O
MyTunes	B-Protocol
,	O
designed	O
by	O
Trinity	O
College	O
(	O
Connecticut	O
)	O
student	O
Bill	O
Zeller	O
,	O
although	O
these	O
programs	O
lacked	O
ourTunes	B-Operating_System
's	O
searchability	O
features	O
.	O
</s>
<s>
When	O
iTunes	B-Operating_System
7	I-Operating_System
was	O
released	O
,	O
Apple	O
changed	O
the	O
authentication	O
scheme	O
again	O
which	O
caused	O
the	O
older	O
version	O
of	O
ourTunes	B-Operating_System
to	O
fail	O
.	O
</s>
<s>
In	O
response	O
,	O
a	O
grass	O
roots	O
effort	O
to	O
""	O
was	O
founded	O
to	O
develop	O
a	O
version	O
of	O
ourTunes	B-Operating_System
compatible	O
with	O
iTunes	B-Operating_System
7	I-Operating_System
.	O
</s>
<s>
Unlike	O
the	O
iTunes	B-Operating_System
music	O
sharing	O
feature	O
,	O
which	O
allows	O
a	O
maximum	O
of	O
five	O
users	O
every	O
24	O
hours	O
to	O
connect	O
and	O
listen	O
to	O
the	O
music	O
of	O
another	O
user	O
who	O
has	O
enabled	O
sharing	O
on	O
a	O
given	O
subnetwork	B-Protocol
,	O
ourTunes	B-Operating_System
allows	O
users	O
to	O
download	O
music	O
files	O
to	O
their	O
own	O
computer	O
and	O
provides	O
the	O
functionality	O
to	O
search	O
through	O
the	O
songs	O
from	O
all	O
connected	O
hosts	O
.	O
</s>
<s>
ourTunes	B-Operating_System
cannot	O
download	O
music	O
purchased	O
from	O
the	O
iTunes	B-Operating_System
Music	O
Store	O
.	O
</s>
<s>
Unlike	O
peer-to-peer	O
programs	O
like	O
Kazaa	B-Protocol
and	O
Napster	B-Application
,	O
ourTunes	B-Operating_System
cannot	O
search	O
for	O
or	O
download	O
music	O
from	O
users	O
who	O
do	O
not	O
share	O
a	O
subnetwork	B-Protocol
.	O
</s>
<s>
ourTunes	B-Operating_System
does	O
not	O
offer	O
its	O
users	O
the	O
opportunity	O
to	O
share	O
files	O
.	O
</s>
<s>
ourTunes	B-Operating_System
offers	O
the	O
ability	O
to	O
both	O
download	O
and	O
stream	O
music	O
off	O
the	O
available	O
shares	O
.	O
</s>
