Unity
June 14, 2016
39:01 The problem was that we’ve added so much narrative and so much flavor text. There were puns, there were in-jokes, there were cultural references, there were song lyrics. None of these things are easy to localize. Now we had a whole bunch of stuff that was impossible to translate.
In-joke
https://en.wikipedia.org/wiki/In-joke
An in-joke, also known as an inside joke or a private joke, is a joke whose humour is understandable only to members of an ingroup, that is, people who are in a particular social group, occupation, or other community of shared interest.
related:
https://franzcalvo.wordpress.com/2013/05/23/why-you-should-never-ask-how-is-this-better-than-hadoop