<s>
Wily	B-Device
is	O
a	O
text	B-Application
editor	I-Application
created	O
by	O
Gary	O
Capell	O
for	O
the	O
X	B-Operating_System
Window	I-Operating_System
System	I-Operating_System
.	O
</s>
<s>
It	O
is	O
based	O
on	O
Acme	B-Application
,	O
the	O
mouse-centric	O
editing	O
environment	O
for	O
the	O
Plan	B-Operating_System
9	I-Operating_System
operating	B-General_Concept
system	I-General_Concept
.	O
</s>
<s>
Wily	B-Device
is	O
one	O
of	O
the	O
few	O
editors	O
that	O
supports	O
mouse	B-Device
chording	O
.	O
</s>
<s>
Unlike	O
Acme	B-Application
,	O
it	O
does	O
not	O
support	O
mouse	B-Device
scrolls	O
and	O
its	O
interface	O
is	O
black	O
and	O
white	O
.	O
</s>
<s>
Development	O
and	O
usage	O
of	O
Wily	B-Device
has	O
been	O
deprecated	O
in	O
favour	O
of	O
the	O
port	O
of	O
Acme	B-Application
to	O
Unix	O
systems	O
as	O
part	O
of	O
Plan	B-Application
9	I-Application
from	I-Application
User	I-Application
Space	I-Application
.	O
</s>
