Seems like a bit much to say that it's a toy language because it can't (currently) be used to write Linux or Windows applications. There's probably tens of thou

Seems like a bit much to say that it's a toy language because it can't (currently) be used to write Linux or Windows applications. There's probably tens of thousands of developers at least making a living developing Swift applications. I bet there's more people making money writing Swift than Haskell and Lisp combined.