Whilst there is a thread on this topic running in Rumours & News, I am very happy to have our own thread as this is of such importance to the PPRuNe 'cabin'. I just ask that you do not post the same replies in both threads, as they follow different points
In my own family, we have postponed a big family reunion by a whole year to keep rebooking simple. The only thing that would make me fly at the moment is a direct personal request from a branch of family that live outside of the UK for life or death.