eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? Submitted by JJGLC92 t3_10p0fpj on January 30, 2023 at 12:12 PM in explainlikeimfive 190 comments 608
regallll t1_j6jxde2 wrote on January 30, 2023 at 9:23 PM Because there is no real need to update them. I think you might be surprised at how old some/most commercial airplanes are. Permalink 22
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