One of the most exciting things announced at this years WWDC was System Extensions. From a security perspective I think this is a really important advancedment for macOS. It means less third party code running in kernel space which should mean more security and stability. From a programmers perspective I think this is even more important. It means that the code developers previously had to write in C++ can now be written in a more modern language like Swift. Apple has been attempting to wrang...