<s>
Flavors	B-Language
,	O
an	O
early	O
object-oriented	B-Language
extension	O
to	O
Lisp	B-Language
developed	O
by	O
Howard	O
Cannon	O
at	O
the	O
MIT	O
Artificial	O
Intelligence	O
Laboratory	O
for	O
the	O
Lisp	B-Operating_System
machine	I-Operating_System
and	O
its	O
programming	O
language	O
Lisp	B-Language
Machine	I-Language
Lisp	I-Language
,	O
was	O
the	O
first	O
programming	O
language	O
to	O
include	O
mixins	B-Language
.	O
</s>
<s>
Symbolics	O
used	O
it	O
for	O
its	O
Lisp	B-Operating_System
machines	I-Operating_System
,	O
and	O
eventually	O
developed	O
it	O
into	O
New	B-Language
Flavors	I-Language
;	O
both	O
the	O
original	O
and	O
new	B-Language
Flavors	I-Language
were	O
message	B-Architecture
passing	I-Architecture
OO	O
models	O
.	O
</s>
<s>
It	O
was	O
hugely	O
influential	O
in	O
the	O
development	O
of	O
the	O
Common	B-Application
Lisp	I-Application
Object	I-Application
System	I-Application
(	O
CLOS	B-Application
)	O
.	O
</s>
<s>
Implementations	O
of	O
Flavors	B-Language
are	O
also	O
available	O
for	O
Common	B-Language
Lisp	I-Language
.	O
</s>
<s>
New	B-Language
Flavors	I-Language
replaced	O
message	O
sending	O
with	O
calling	O
generic	O
functions	O
.	O
</s>
<s>
Flavors	B-Language
offers	O
and	O
daemons	O
with	O
the	O
default	O
method	O
combination	O
(	O
called	O
)	O
.	O
</s>
<s>
Flavors	B-Language
offers	O
a	O
few	O
features	O
not	O
found	O
in	O
CLOS	B-Application
:	O
</s>
<s>
CLOS	B-Application
offers	O
the	O
following	O
features	O
not	O
found	O
in	O
Flavors	B-Language
:	O
</s>
<s>
Methods	O
specialized	O
on	O
Common	B-Language
Lisp	I-Language
types	O
(	O
symbol	O
,	O
integer	O
,	O
...	O
)	O
.	O
</s>
