> On 13 Jul 2017, at 20:29, Alex Zavatone <z...@mac.com> wrote:
> 
> One thing that I had to learn was to break my expectations of when a view 
> controller (one that is tied to a navigationController) is deallocated.


I’m not sure that view controllers are special. My understanding is that 
objects that are instantiated from a nib are not (usually or ever?) deallocated 
- there is always a top-level object that holds a retain count - but objects 
that are created programmatically follow normal memory rules - they are 
deallocated when you (and any autorelease pools) no longer hold a retain count.

I could be wrong.

In addition to autorelease pools there could be other behind-the-scenes 
mechanisms (caches etc.) that have retain counts.

Jeremy

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