<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDkvMDE5MjFjZmEtMDlkZi03MjQxLTlkYzctNDY5YmRlOTM1NTk4.jpg"></p><p>There is still more to learn from Vitalik Buterin’s network state popup city experiment, Zuzalu.</p>