I would beg to differ. Your examples of cognitive bias should be cognisant to a professional pilot, particularly two, to avoid a disaster such as this.
It appears to me as a layman that it was pilot error.
I'm a citizen. In a stall nose down. It ain't rocket science.
If the inputs were wrong then there may be a case to argue extenuating circumstances.
For a flight over such a large distance, to end up in the ocean, with modern meteorology defies understanding.