Delay with touch events

Question

We have an app in AppStore Bust~A~Spook we had an issue with. When you tap the screen we use CALayer to find the position of all the views during their animation and if you

Answer 1

Delayed touches usually indicates a CPU overload. Using a NSTimer for frame-to-frame based action is prone to interfering with the touch handling.

If that's the case for your app, then my advice is very simple: OpenGL.