<p>it has commands called &quot;if&quot;, &quot;iff&quot;, and &quot;iiff&quot; (also &quot;jf&quot;, &quot;kf&quot;, &quot;lf&quot;, &quot;mf&quot;, &quot;nf&quot;, &quot;of&quot;, &quot;pf&quot;, and &quot;qbf&quot;)</p><p>imagine being dyslexic and reading this source file</p>