 where
&gt; &gt; &gt;     we could expect technically plausible software
&gt; &gt; &gt;     (and hardware) to help the most?
&gt; &gt; &gt;
&gt; &gt; &gt; Ah, where to begin!?  Being there is so much to do,
&gt; &gt; &gt; and we cannot do otherwise than to start as we are,
&gt; &gt; &gt; it may be the case that we can't do better than to
&gt; &gt; &gt; let all pick their own eigenvectors as the optimal
&gt; &gt; &gt; direction for them severally to go -- and yet that
&gt; &gt; &gt; incurs the risk of chaos 