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fede142857 t1_j6krytl wrote

Reply to comment by stephenph in eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? by JJGLC92

> If there is no compelling (safety) reason they just don't redesign systems on passenger aircraft.

True

I remember reading somewhere that the flight computers need to receive new navigation data every 4 weeks and the updates are still issued as floppy disks because it's not worth the cost of redesigning the system and getting it certified

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