Isn't this (partly) true of programming as well? And in fact, almost every field? If someone drops in on a conversation between two programmers, he'll probably

Isn't this (partly) true of programming as well? And in fact, almost every field? If someone drops in on a conversation between two programmers, he'll probably be lost in a sea of jargon, even though they could explain what they're talking about quite simply if they wanted to (it would take a little longer, but it could be done).