Sometimes dangerous situations are averted by pilots realising the controller had made an error, like clearing a plane to cross a runway while another is taking

Sometimes dangerous situations are averted by pilots realising the controller had made an error, like clearing a plane to cross a runway while another is taking off [0] This kind of thing might be much harder to catch if clearances are given in text, or even impossible if they are routed only to the specific aircraft. [0] https://youtu.be/w9lXcDYTg3Q https://youtu.be/w9lXcDYTg3Q