...they weren't interested in visiting you again...BECAUSE THEY ARE ALMOST 90 AND PLAYING CHESS WITH DEATH! You left out the rest of the story pally.
Its bad manners at the very least.
What is bad manners, and ingratitude as well by the way, is castigating a great man, who has played a significant role for the good of NZ, on a public website, for making a practical decision based on age and health that he probably wished he did not have to!
Yes, it might not be sensible for him to travel to NZ in his latter days. But it was hardly necessary to burst into print about it
Burst in print?
You're out of your mind. There is NOTHING in his statement the bears negatively on NZ in any way, shape, or form - unless your terminally paranoid.
(whatever...)