> versus a single method where optional parameters are noted in some fashion:
> 
> aMethod [with: aParm1] [and: aParm2] [plus: aParm3]
>     aParm1 unassigned: defaultParm1.
>     aParm2 unassigned: defaultParm2.
>     aParm3 unassigned: defaultParm3.
> 
> Square brackets borrowed from grep to mean "optional parameter" with the  
> unassigned method of course meaning "if not nil then assign this
> value".

  This line is more understandable.  I saw Olabl and the Tk binding
for it back in 2000 (Jacques had a Smalltalk-like browser, although it
was only for viewing).  Since then, the idea is always back in my
head...

-- Yoshiki