The crucial point here, as has already been pointed out, is "Exit Row." Although people might have different views on the Air New Zealand safety briefing videos, they do take the exit row seriously, asking, and really wanting an honest answer, if people are OK with the possibility of having to do something in the unlikely event. They also have form for ejecting self-important rich orifices who think they're above taking part in safety measures:
https://www.nzherald.co.nz/business/...ectid=11455637 Note that when this particular waste of oxygen was offloaded, the other passengers clapped. Just quietly, the FAs might have enjoyed it, too. Not that it would affect their professionalism, though.