Dr Zarkoff Wrote:
-------------------------------------------------------
> > For example having a sign (sufficiently
> readable)
> > with the signal stating its ID.
>
> But then we wouldn't need a sign to identify the
> the sign which is identifying the signal? This is
> inescapable: if an engineer doesn't know what the
> signals mean, and have a reasonably good idea of
> where they are, then how did he get qualified to
> begin with? No matter how you arrange the
> licensing paperwork and certifications, this is
> true all over the world.

You're not a real doctor. Shame on you!