>Of course, back comes ANSI 3.4.1:  method parameters are constant
>bindings, and there is no legal way to change them.

Actually, I want to #collect: the arguments array. The example in my post was just to illustrate the problem.

>if such a method exists, shouldn't it have ONE argument, an array, in the first place?

Don't ask me; I am trying to polish up my ANSI Duration implementation, the method is: 

	Duration class>>#days:hours:minutes:seconds:seconds

Cheers

Brent