There have been numerous idiotic comments in this thread blaming the crew, directly or indirectly. Since most of the so-called 'facts' implicating the crew seem to have faded-away,
But it's hard to conceptualize any non experienced B777 pilot disabling TXP & ACARS, turning, descending, and steering the airplane in an evasive flight profile towards the middle of a remote ocean without attempting to communicate if there was a mechanical fault or hijacker interference.