&gt; reinvented the idea about a month or two ago, and ran into the existing papers<p>this happens all the time.  i&#x27;m thankful that you took the time to post the results, because a discovery that&#x27;s not communicated is not really a discovery.  indeed, i suspect that what&#x27;s going on in the field is as much a lack of communication as much as a lack of understanding.<p>i wish the author of the original article had included links to at least a couple of of the &quot;number of tools to probe the <i>geometry</i> of these hidden structures.&quot;