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0 pointsdefrost2y ago0 comments

You'd hope an air traffic control centre would have a big box of popsicle sticks and black pen markers to cover the fallover of power | backup power | digital systems.

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3 comments · 2 top-level

pjc502y ago· 1 in thread

I believe that's literally what they fail over to, yes.

defrostOP2y ago

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".

awildfivreld2y ago

Well, they do (figuratively). That is why the entire airspace is not totally shut down, but capacity "just" substantially reduced.

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