Gosh, so weird to see that perl snippet.<p>I love the empty degrees of separation predicates, <a href="https:&#x2F;&#x2F;gist.github.com&#x2F;philfreo&#x2F;7257723#file-gistfile1-pl-L76" rel="nofollow">https:&#x2F;&#x2F;gist.github.com&#x2F;philfreo&#x2F;7257723#file-gistfile1-pl-L...</a><p>I can&#x27;t help but to think he should have gone list monadic {and lisp too but well, enough dogma}:<p><a href="http:&#x2F;&#x2F;dorophone.blogspot.com&#x2F;2011&#x2F;04&#x2F;deep-emacs-part-1.html" rel="nofollow">http:&#x2F;&#x2F;dorophone.blogspot.com&#x2F;2011&#x2F;04&#x2F;deep-emacs-part-1.html</a>