&gt; There&#x27;s been a good amount of movement among JavaScript developers toward type systems and more explicit typing in JavaScript code.<p>&gt; There&#x27;s been a good amount of movement among JavaScript developers toward type systems and more explicit typing in JavaScript code.<p>This is key to me.  I&#x27;m not really interested in bolt-on additions or slight variations to JavaScript that leave me still grating against the edges of the language.  Whether it&#x27;s rust or something else, I want to use a language that&#x27;s <i>well designed</i>, or at least <i>consistent</i> in the browser.