Comment on UK Air traffic control network crashparentComments−pjc503yI believe that's literally what they fail over to, yes.−defrost3yPer aircraft physical batons were literally the way a number of pre digital air traffic control systems worked.Whoever has the stick is responsible for the aircraft - it was a literal "unique token".
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I believe that's literally what they fail over to, yes.
Per aircraft physical batons were literally the way a number of pre digital air traffic control systems worked.
Whoever has the stick is responsible for the aircraft - it was a literal "unique token".