Earlier quoted context omitted.
Real life castles were designed to withstand a siege, video game castles are designed to give off a castle vibe. Once you've achieved that you stop adding stuff, as anything beyond that just creates problems - you start killing performance, visibility starts to suffer, it's not clear what's interactive and what is decoration, gameplay starts to take a hit as the AI and player start getting stuck in the clutter, etc,…
A personal pet-peeve of mine is "movies that feature an airplane flying away and turning left off into the sunset..." ThEy NeVeR AniMaTe The FlAps!! It's like you'd have an animated motorcycle scene and they don't turn the handlebars or make the bike lean when going around a corner. Like, the graphics are _soooo_ good but then they make the danged plane turn and immersion breaks (for me).
https://www.youtube.com/watch?v=SBHPSmsrEC0
I have never seen flight discussed in such detail, especially by someone who is an artist, rather than a pilot or an engineer.