Re: Re: Mutable Bytes

----- Original Message ----- 
From: "Martin Christensen"

>I'm all for letting strings be 'mutable until hashed' (put that in
>your bon and smoke it! :-)), and setImmutable() sounds like a good
>idea. However, as far as dictionary keys are concerned, I think that
>immutability is required for an object's dictionary key, the function
>that returns it should call setImmutable() itself. Does this make
>sense?

I'm not sure what all you are suggesting, but I don't want something as
important as the mutability of an object to change invisibly as the side
effect of some other operation.  Too implicit.