<s>
FlyBack	B-Language
is	O
an	O
open-source	B-Application
backup	B-Application
utility	I-Application
for	O
Linux	B-Application
based	O
on	O
Git	B-Application
and	O
modeled	O
loosely	O
after	O
Apple	O
's	O
Time	B-Operating_System
Machine	I-Operating_System
.	O
</s>
<s>
FlyBack	B-Language
creates	O
incremental	O
backups	B-Protocol
of	O
files	O
,	O
which	O
can	O
be	O
restored	O
at	O
a	O
later	O
date	O
.	O
</s>
<s>
FlyBack	B-Language
presents	O
a	O
chronological	O
view	O
of	O
a	O
file	O
system	O
,	O
allowing	O
individual	O
files	O
or	O
directories	O
to	O
be	O
previewed	O
or	O
retrieved	O
one	O
at	O
a	O
time	O
.	O
</s>
<s>
Flyback	B-Language
was	O
originally	O
based	O
on	O
rsync	B-Application
when	O
the	O
project	O
began	O
in	O
2007	O
,	O
but	O
in	O
October	O
2009	O
it	O
was	O
rewritten	O
from	O
scratch	O
using	O
Git	B-Application
.	O
</s>
<s>
FlyBack	B-Language
presents	O
the	O
user	O
with	O
a	O
typical	O
file-manager	O
style	O
view	O
of	O
their	O
file	O
system	O
,	O
but	O
with	O
additional	O
controls	O
allowing	O
the	O
user	O
to	O
go	O
forward	O
or	O
backward	O
in	O
time	O
.	O
</s>
<s>
FlyBack	B-Language
has	O
very	O
few	O
settings	O
in	O
its	O
preferences	O
:	O
</s>
<s>
Further	O
,	O
the	O
FlyBack	B-Language
UI	O
allows	O
users	O
to	O
:	O
</s>
<s>
FlyBack	B-Language
is	O
written	O
in	O
Python	B-Language
using	O
GTK	B-Application
.	O
</s>
<s>
These	O
libraries	O
,	O
as	O
well	O
as	O
the	O
program	O
Git	B-Application
,	O
should	O
be	O
installed	O
for	O
the	O
software	O
to	O
function	O
properly	O
.	O
</s>
