Cognitive Convenience
I saw this post the other day, and figured it needs some unpacking. It's a really interesting idea, and it's something that I've described in the form of an "accepted shorthand". If a story is set in the current world, an author doesn't need to provide all the necessary information because the reader can be assumed to know the basic context for the narrative... they know that gravity works and how it generally affects things, but they don't need to know the scientific reasons why... they know that money can be used to buy things, but don't need a degree in finance. Cognitive convenience is actually pretty cool because it lets people generally get on board with things quickly, and then focus on the differences that might actually be pertinent to the story. Much the same applies to RPG sessions. If we can use some short-hands by saying... it's just like this movie, or it's like that TV series, but with a bit of that thrown in... then we get ever...