QF royalty is likely boarding the plane in Perth so they can have a jolly.
Having QF staff depart from France was likely a bit risky Covid wise.
Thats very likely,they will be able to slap each other on the back for 4 hrs & convince themselves what a great job they have done.
They can also check out how many curtains they will need for each aircraft to hide the exhausted crew from the public's eye.