Nat!: If I chain 40000 Foo objects together, all NSCoders crash on archiving, keyed or unkeyed, because of stack exhaustion. Surprising! […] There are likely very few applications, where it pays off to use NSKeyedArchiver to cache an object graph. It’s neither a compact format, nor a fast coding method. You might be better off … Continue reading NSCoder, NSArchiver, and NSKeyedArchiver