[ZPT] Possible changes to path-related

[Evan Simpson]

From: <richard@bizarsoftware.com.au>
> [my pseudocode]
> > > Shouldn't this read:
> [different pseudocode]

> > Well, I don't know about "shouldn't".  It corresponds accurately to
the
> > current implementation.
>
> Er, this isn't the behaviour for me... I get #4 below... And I want it
to
> stay that way! :)

I phrased that infelicitously.  I meant that the code I had presented,
which behaves as described in #4, corresponds accurately to the current
implementation.

> "taken for granted" should read "expected"

True.

> I kinda like renaming "if" to "use-if". More explicit. "use-if exists"
or
> "use-if-exists" don't look too bad to me...

Jim and Guido will be helping brainstorm on this next week;  Let's see
what they can come up with.

Cheers,

Evan @ digicool