Hey Skippy, don't get any water or coffee on the helm controls, or it might either not respond or go full ahead/reverse. ^-- Just one class of examples of what

Hey Skippy, don't get any water or coffee on the helm controls, or it might either not respond or go full ahead/reverse. ^-- Just one class of examples of what could wrong with not having physical controls. Also, it takes a smaller explosive to crack/damage a touchscreen than physical controls into uncontrollability... and now you have a billion dollar paperweight.