> On May 23, 2016, at 2:41 PM, Fritz Anderson <fri...@manoverboard.org> wrote:
> 
> Hence the rule that you don’t do _anything_ lengthy on the main (GUI-runloop) 
> thread. You can see how using a separate thread would solve your problem. 
> Welcome to 2003. 

Less dogmatically, you can use -performSelector:withObject:afterDelay:, with a 
zero delay, to schedule the actual work to take place right after the alert 
finishes handling the event and closing.

—Jens
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