Sure, they may occasionally do
worse than a human driver would, he concedes, and their imperfections will inevitably even kill people.
According to American Automobile Association (AAA), older
drivers» fatality rates are 17 times higher
than those for 25 - to 64 - year - olds, and it's mostly not due to
bad driving — it's because of the
human body's fragility in its ninth decade of life.