This seems like a perfect question for John Maloney and others with
extensive experience in Self.

Dan Ingalls wrote:

> Yes.  We refer to this as "implicit self".  Alan is the strongest proponent of
> this appraoch in our group, actually, and SELF works this way as well.  We
> seriously considered this also back in ST-74 (!).  The two things that have
> prevented enthusiastic adoption of this approach are...
> 
> 1.  As you say, "sometimes".  What about the other times?
> Do you want to have "self" there sometimes and not others?
> Is that making it easier to learn?
> 
> 2.  What about messages to other objects?  there you always
> state the receiver.  Do different rules apply in the two cases?
> Is that making it easier to learn?


Henrik