[ScottinVA]

The overly talkative seatmate who simply doesn’t “get” the fact you simply want to relax and read a book or watch a video.

[Leaning Right]

he overly talkative seatmate who simply doesn’t “get” the fact you simply want to relax and read a book or watch a video.

The trick is to learn one sentence in some obscure language, Finnish perhaps. Then when your seatmate tries to start a conversation, just shrug your shoulders, look sad and say "En ymmärrä sinua".