Faraday Future is the mysterious Chinese-backed Silicon Valley auto startup that made its break a year ago disappointing the world at the last Consumer Electronics Show (CES) in Las Vegas. Things don't look particularly good on that front at the moment.

Its most prestigious hire and top-listed executive, Marco Mattiacci of Ferrari fame, has reportedly left the company -- just days away from a make-or-break production car debut at CES 2017.