Another area of hidden complexity is doors in video games. Almost no game has life sized doors because they introduce gameplay issues, almost all doors in video games are at least 30% bigger than in real life and you see an overabundance of sliding doors vs swinging doors because of the complexity swinging doors bring to video game physics.

https://lizengland.com/blog/the-door-problem/

https://www.ign.com/articles/putting-doors-in-video-games-is...