<s>
ToneLoc	B-Application
was	O
a	O
popular	O
war	O
dialing	O
computer	O
program	O
for	O
MS-DOS	B-Application
written	O
in	O
the	O
early	O
to	O
mid-1990s	O
by	O
two	O
programmers	O
known	O
by	O
the	O
pseudonyms	O
Minor	O
Threat	O
(	O
Chris	O
Lamprecht	O
)	O
and	O
Mucho	O
Maas	O
.	O
</s>
<s>
The	O
name	O
ToneLoc	B-Application
was	O
short	O
for	O
"	O
Tone	O
Locator	O
"	O
and	O
was	O
a	O
word	O
play	O
on	O
the	O
name	O
of	O
the	O
rap	O
artist	O
known	O
as	O
Tone	O
Lōc	O
.	O
</s>
<s>
ToneLoc	B-Application
took	O
advantage	O
of	O
the	O
extended	O
return	O
codes	O
available	O
on	O
US	O
Robotics	O
modems	O
(	O
e.g.	O
,	O
ATX6	O
)	O
to	O
detect	O
dial	O
tones	O
upon	O
dialing	O
a	O
number	O
and	O
to	O
detect	O
when	O
a	O
human	O
answered	O
the	O
phone	O
in	O
addition	O
to	O
scanning	O
for	O
other	O
modems	O
.	O
</s>
<s>
On	O
April	O
17	O
,	O
2005	O
,	O
the	O
source	O
code	O
for	O
ToneLoc	B-Application
was	O
released	O
.	O
</s>
