ionale of several early workers
in AI and it often resorts to the analogy of the telescope
(&quot;intelliscope&quot;).  Of course, the reasoning goes, we need
to discover the essential principles of the faculty that
we wish to extend, but those principles must have their
implementations in materials and modalities well beyond
the original model, at least, if this extension is to be
anything but trivial.  On the other hand, nobody working
in this vein is driven to put themselves completely out
of work as int