He went out on his own terms subject to the rules of the way he lived. No excuses. It may not have been his intent to die but he was willing to take the risk. That is the price of true agency.
When you are prepared to die in a plane crash because of your decrepitude, how much risk to others is entailed in a case like this? If the plausible answer is “not that much” I am with you. But nonagenarian self-actualization at the cost of other people’s lives and limbs is a different story.