Thomas S. Ray&#x27;s Tierra is a very similar study, published already in 1991.<p><a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tierra_%28computer_simulation%29" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Tierra_%28computer_simulation%...</a>