I'm trying these two approaches: dispatch_async(dispatch_get_main_queue(),^{ [self handleClickAsync]; }); and [self performSelector:@selector(handleClickAsync) withObject:nil afterDelay:0]; in response to a button press. The second allows the UIButton to highlight as one would expect and perform the handleClickAsync on the next run loop (I suppose: "sometime later" for sure). The first does not al
![Perform on Next Run Loop: What's Wrong With GCD?](https://cdn-ak-scissors.b.st-hatena.com/image/square/98d6f053a97a87156775f60757c60865d0f2c47d/height=288;version=1;width=512/https%3A%2F%2Fcdn.sstatic.net%2FSites%2Fstackoverflow%2FImg%2Fapple-touch-icon%402.png%3Fv%3D73d79a89bded)