all passengers are given the choice to exit the train if they wish to do so. If they do not, they will have some time to say their last words.

All passengers are required to press a button to continue the ride, which then takes the cars down a 500 m (1,600 ft) drop, propelling the train at speeds up to 360 kilometres per hour

…

Subsequent inversions or a second run of the rollercoaster would serve as insurance against unintentional survival of more robust passengers…

That’s contradictory