Just because it mentions it doesn&#x27;t means it claims it&#x27;s necessary.<p>The author states<p>&quot;
If you&#x27;re new to Clojure, or functional programming, or languages that have a REPL, I hope this encourages you to crack open a REPL and start to think about your own story. It&#x27;s a means to whatever end you have in mind.
&quot;<p>and even points to a super general google search.<p><a href="https:&#x2F;&#x2F;www.google.de&#x2F;search?client=safari&amp;rls=en&amp;q=repl+driven+development&amp;ie=UTF-8&amp;oe=UTF-8&amp;gfe_rd=cr&amp;ei=kXBfVou2I_KA8QfB2YHYBw" rel="nofollow">https:&#x2F;&#x2F;www.google.de&#x2F;search?client=safari&amp;rls=en&amp;q=repl+dri...</a><p>Did you actually read the thing, or just open it close it and decide to hat it because it not CL?