On 24 Feb 2013, at 12:26, Dave <d...@looktowindward.com> wrote:

> Hi All,
> 
> On 22 Feb 2013, at 22:23, Jens Alfke wrote:
> 
>> 
>> On Feb 22, 2013, at 8:32 AM, Dave <d...@looktowindward.com> wrote:
>> 
>>> Of course there are threading "issues"!!!! Having delegates doesn't stop 
>>> that
>> 
>> There are no threading issues if you don’t create background threads. I’ve 
>> written a lot of code that does network access using the async APIs, and 
>> most of it didn’t require me to create any background threads. Since all my 
>> code runs on the main thread, I don’t have any threading issues. That’s one 
>> less huge thing to worry about in my app.
> 
> I think I see what you mean, but I'd argue that there are still "threading" 
> issues, the OS will create the Background Threads and take care of calling 
> you back on the main thread

I think you're missing some of the point: with asynchronous methods, the 
frameworks don't necessarily spawn off one thread per operation. 
NSURLConnection internally handles all connections on a single thread, rather 
than one thread per connection. If you're making anything more than a handful 
of connections at once, this is quite a win.


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