Fixed deltatime

editor.html

@@ -267,7 +267,7 @@
 
         function builtinRead(x) {
             if (x === 'screen' || x === './screen.js') {
-                const url = new URL('screen.js', window.location.href).href;
+                const url = new URL('screen.js?t=' + Date.now(), window.location.href).href;
                 const xhr = new XMLHttpRequest();
                 xhr.open("GET", url, false);
                 xhr.send();