So why are we trying to differentiate lisps, given that they&#x27;re excellent?<p>Are they each better for some reason?<p>Why innovate on perfection? Or, why not improve the existing lisps rather than create new ones?<p>I understand what you meant, but I don&#x27;t know the answer to these questions--before or after reading the article.<p>(I have given clojure a shot, though, and I enjoyed myself!)