Using QuickTime to Improve Performance

We built the meccup called narrated. It's basically a screen recording tool. And because our model was pretty simple, we had a single object where we had all the state am for them for the model. We noticed the ap was getting really laggy as we were dragging and it turned out that everything that needed to observe that model was observing it. Our tool bar was, for example, getting re rendered when we were dragging the screen. essentially almost every view was getting rerendered just because we were draggingThe swift you eye is so much faster for me than more advanced tools like you i kit - but then at some point you actually do have to understand exactly how it works under the