Something esoteric I happened across this week that I thought was fascinating: in a book from 1968 (https://en. wikipedia. org/wiki/Man,_Play_and_Games), it's suggested that all forms of play combine 1 or more of 4 forms, each with names that sound like RPG stats: Agon - Games where the players h...
Source: [Hacker News](https://news.ycombinator.com/item?id=49643610)