Someone At Apple Has A Sense Of Humor - http://www.mobilecrunch.com/2009...
"When Erica Sadun ran a dump on the iPhone 3.0 OS, this little gem popped up: @interface UIViewController (UIViewControllerClassDumpWarning) 00010 - (void)attentionClassDumpUser:(id)fp8 yesItsUsAgain:(id)fp12 althoughSwizzlingAndOverridingPrivateMethodsIsFun:(id)fp16 itWasntMuchFunWhenYourAppStoppedWorking:(id)fp20 pleaseRefrainFromDoingSoInTheFutureOkayThanksBye:(id)fp24; 00011 @end" - Derek Collison
Nice, but MobileCrunch trying to claim that private methods are "secret apis" is pretty misleading - Nick Lothian