kvocollectiondemo A simple demo project for playing around with KVO Collection observing. As shown at Brisbane CocoaHeads on 3 Sept 2013. This isn't anything functional. Really, the interesting stuff is in the docs: https://developer.apple.com/library/prerelease/ios/documentation/Cocoa/Conceptual/KeyValueCoding/Articles/AccessorConventions.html#//apple_ref/doc/uid/20002174-178830-BAJEDEFB