Well, did you see this in article copied from swift website: swift, a general-purpose programming language built using a modern approach to safety, performance

Well, did you see this in article copied from swift website: swift, a general-purpose programming language built using a modern approach to safety, performance, and software design patterns, to create the best available language for uses ranging from systems programming, to mobile and desktop apps, scaling up to cloud services. With these rather expansive pronouncements, one can reasonably assume Swift won't drop to C++ in the very next program after "Hello World".