Find a rate policy balance

inst/shiny-input-app/dev-shiny-input.Rmd

 
 Add another `if` statement to continue to return `null`
 until there are at least 3 words in the text box.
+
+### Your Turn: Find a rate policy balance
+
+At this point, 
+we are streaming values straight from the browser to the server.
+This is probably a bit much.
+
+Change `callback()` to `callback(true)` in `subscribe()`.
+
+Try various settings of
+
+- `policy`: `debounce`, `throttle` or `direct`.
+
+Find a good delay rate.
+

inst/shiny-input-app/typing.js

       // If using callback(true) the rate policy applies,
       // for example if you need to throttle or debounce
       // the values being sent back to the server.
-      callback();
+      callback(true);
     });
   },
   getRatePolicy: function() {
     return {
-      policy: 'debounce', // 'debounce', 'throttle' or 'direct' (default)
-      delay: 100 // milliseconds for debounce or throttle
+      policy: 'throttle', // 'debounce', 'throttle' or 'direct' (default)
+      delay: 1000 // milliseconds for debounce or throttle
     };
   },
   unsubscribe: function(el) {