<s>
Practical	B-Application
Scriptwriter	I-Application
is	O
screenwriting	B-Application
software	I-Application
supporting	O
various	O
US	O
and	O
UK	O
script	O
formats	O
(	O
Stage	O
,	O
Screen	O
,	O
Television	O
and	O
Radio	O
)	O
as	O
required	O
by	O
the	O
BBC	O
and	O
US	O
Screenwriting	O
industry	O
standards	O
.	O
</s>
<s>
The	O
software	O
runs	O
on	O
the	O
Windows	B-Application
platform	O
only	O
.	O
</s>
<s>
This	O
separation	O
is	O
the	O
opposite	O
of	O
a	O
traditional	O
WYSIWYG	B-Application
Word	B-General_Concept
Processor	I-General_Concept
,	O
the	O
data	O
file	O
format	O
does	O
not	O
contain	O
font	O
and	O
layout	O
metadata	O
,	O
this	O
is	O
only	O
applied	O
during	O
the	O
formatting	O
process	O
.	O
</s>
<s>
The	O
software	O
uses	O
a	O
proprietary	B-Application
file	O
format	O
identified	O
by	O
the	O
.FSC	O
file	O
extension	O
.	O
</s>
<s>
Originally	O
released	O
in	O
2005	O
,	O
the	O
software	O
was	O
rewritten	O
using	O
Windows	B-Device
Presentation	I-Device
Foundation	I-Device
in	O
2012	O
.	O
</s>
