Yes. I found this video to be remarkable, too, because it shows a much older, much more frail and infirm a Jeff Cooper than the strong, physically confident man I remember from my youth.
He did have quite a wit about him, though, didn't he! Live long enough and it happens to us, all, doesn't it.
Life is karma. It reflects both past and present circumstance. Our time here is short; so choose carefully and behave well; for, all of your tomorrows are presently being decided.