All drivers are better than average drivers.
The problem for all humans is alcohol, sleep deprivation, stress, phones, coffee, makeup, shaving, food, etc.
Everyone, including you, has read at least one text while driving. Sleep deprived actors by definition cannot correctly judge their ability to be sleep deprived. None of us are immune to these realities.
The only way safely (with data) testing self-driving robots is “net worsening” for humanity is if you aren’t taking a long term view.