You actually want both - you want all of the automatic safety checks to be first completed, and then, after all of them have been passed, you want an account manager to personally pick up the phone, and call their contact at the company making the change, and have a discussion as to what is trying to be done, and whether everything is kosher.
Actually gandi's fortune was created on human-free. But they had a founder clash on what do with the money, and wether to seek more, one left, and now it's a normal corporate company.
