<s>
The	O
8	O
mm	O
backup	O
format	O
is	O
a	O
discontinued	O
magnetic	B-Architecture
tape	I-Architecture
data	I-Architecture
storage	I-Architecture
format	O
used	O
in	O
computer	O
systems	O
,	O
pioneered	O
by	O
Exabyte	O
Corporation	O
.	O
</s>
<s>
It	O
is	O
also	O
known	O
as	O
Data8	B-Device
,	O
often	O
abbreviated	O
to	O
D8	O
and	O
is	O
written	O
as	O
D-Eight	O
on	O
some	O
Sony	O
branded	O
media	O
.	O
</s>
<s>
Until	O
the	O
advent	O
of	O
AIT	B-Device
,	O
Exabyte	O
were	O
the	O
sole	O
vendor	O
of	O
8mm	O
format	O
tape	O
drives	O
.	O
</s>
<s>
Exabyte	O
's	O
drive	O
mechanisms	O
were	O
frequently	O
rebranded	O
and	O
integrated	O
into	O
UNIX	B-Application
systems	I-Application
.	O
</s>
<s>
NOTE	O
:	O
The	O
AIT	B-Device
and	O
VXA	B-Device
formats	O
and	O
some	O
other	O
less	O
common	O
formats	O
also	O
use	O
8	O
mm	O
wide	O
tape	O
,	O
but	O
are	O
completely	O
incompatible	O
.	O
</s>
