title: Objective-C Coroutine
body: <p>Objective-C - how might I be able to create a objective-c coroutine? When I have a IBAction called by a button it freezes the app until the IBAction finishes retreiving data (from a web site). How might I have this run as a coroutine to the main app?</p>
  
  <p>Thanks,
  Christian Stewart</p>