> The point I took from Wes's comment was not that the statement, in
> itself, was wrong.  I understood his point to be that the chapter
> introducing simple assignment required three pages on aliasing, and
> a forward reference to a deeper discussion.
> .....
> Wes, was that your point?

Yes.  However, as Mike Feldman pointed out, the clients of a well-crafted
Java object or Ada package may not have to use assignment very often.  So
this issue really has more impact on the person trying to _make_ a
well-crafted package.