If there is one area that Apple has been seriously lagging Google, it is in the effective application of AI technologies to advance its flagship iPhone. Enter Google's former head of Machine Intelligence, John Giannandrea, who is now Apple's first official Chief of Machine Learning and AI Strategy.
https://www.notebookcheck.net/Better-late-than-never-Apple-has-appointed-an-AI-Chief-to-save-Siri.315700.0.html