&gt; I&#x27;ve heard debugging Lisp macros can be quite hard<p>It&#x27;s much easier now that there is slime-macrostep[0]. Hmm. Maybe I should write another debugging lisp post on it.<p>[0] <a href="http:&#x2F;&#x2F;kvardek-du.kerno.org&#x2F;2016&#x2F;02&#x2F;slime-macrostep.html" rel="nofollow">http:&#x2F;&#x2F;kvardek-du.kerno.org&#x2F;2016&#x2F;02&#x2F;slime-macrostep.html</a>