<s>
Toast	B-Operating_System
is	O
an	O
optical	B-Application
disc	I-Application
authoring	I-Application
and	O
media	B-Device
conversion	I-Device
software	B-Application
application	I-Application
for	O
macOS	B-Application
and	O
classic	B-Application
Mac	I-Application
OS	I-Application
.	O
</s>
<s>
Discs	O
can	O
be	O
burned	O
directly	O
through	O
Mac	B-Application
OS	I-Application
X	O
,	O
but	O
Toast	B-Operating_System
provides	O
added	O
control	O
over	O
the	O
process	O
as	O
well	O
as	O
extra	O
features	O
,	O
including	O
file	O
recovery	O
for	O
damaged	O
discs	O
,	O
cataloging	O
and	O
tracking	O
of	O
files	O
burned	O
to	O
disc	O
.	O
</s>
<s>
It	O
also	O
provides	O
support	O
for	O
audio	O
and	O
video	O
formats	O
that	O
QuickTime	B-Application
does	O
not	O
support	O
,	O
such	O
as	O
FLAC	B-Application
and	O
Ogg	O
.	O
</s>
<s>
Toast	B-Operating_System
was	O
conceived	O
of	O
by	O
Greg	O
Kerr	O
in	O
1993	O
,	O
then	O
CEO	O
of	O
Astarte	O
,	O
who	O
outsourced	O
development	O
to	O
Markus	O
Fest	O
.	O
</s>
<s>
Version	O
4	O
is	O
the	O
last	O
release	O
that	O
can	O
run	O
on	O
System	B-Operating_System
7	I-Operating_System
with	O
a	O
68k	B-Device
CPU	O
.	O
</s>
<s>
Version	O
5	O
introduced	O
support	O
for	O
Video	O
CD	O
and	O
DVD	O
authoring	O
,	O
which	O
was	O
improved	O
in	O
version	O
6	O
by	O
addition	O
of	O
MPEG-2	B-Algorithm
encoding	O
.	O
</s>
<s>
Toast	B-Operating_System
6	O
Titanium	O
included	O
another	O
Roxio	O
app	O
,	O
CD	O
Spin	O
Doctor	O
2	O
,	O
which	O
can	O
clean	O
noise	O
from	O
an	O
audio	O
track	O
.	O
</s>
<s>
Main	O
features	O
of	O
the	O
Toast	B-Operating_System
6	O
are	O
:	O
video	O
and	O
photo	O
DVDs	O
can	O
have	O
menus	O
and	O
buttons	O
;	O
package	O
includes	O
ToastAnywhere	O
,	O
that	O
uses	O
Apple	O
's	O
Bonjour	B-Application
protocol	I-Application
to	O
support	O
burning	O
discs	O
from	O
other	O
Macs	O
on	O
the	O
local	O
network	O
;	O
compression	O
and	O
128-bit	O
encryption	O
of	O
files	O
and	O
folders	O
before	O
burning	O
;	O
support	O
for	O
all	O
audio	O
and	O
video	O
codecs	O
supported	O
by	O
QuickTime	B-Application
;	O
improved	O
interface	O
;	O
creation	O
of	O
slide	O
shows	O
with	O
panning	O
,	O
zooming	O
,	O
transitions	O
,	O
and	O
a	O
soundtrack	O
using	O
the	O
"	O
Motion	O
Pictures	O
"	O
feature	O
.	O
</s>
<s>
In	O
a	O
2003	O
review	O
of	O
Toast	B-Operating_System
6	O
,	O
Macworld	O
described	O
Toast	B-Operating_System
as	O
"	O
venerable	O
"	O
and	O
the	O
"	O
reigning	O
champ	O
"	O
of	O
Mac	O
disc-burning	O
software	O
.	O
</s>
