Your seat opponent starts chatting away, and you’re tired and just want to rest, or you want to work. You’re not up for a conversation, don’t really care about their kids or that their monthly flights and co-brand credit card shows how much they know about the airline and its loyalty program.
So you put on noise cancelling headphones but that doesn’t quite do the trick. Sure, you opt for over the ear rather than ear buds just to make it more blindingly obvious yet somehow it isn’t. You also look down at your phone, which is a universal sign for ‘I’m not paying attention to you.’ But maybe it’s not so universal?