@charlieINTEL custom HRTF presets aren't a new thing, you could pay to get one made of your ears since forever, but the default one is usually good enough for every ear or head shape and is also free, you can just enable windows sonic for headphones or whatever the fuck dolby is charging for
@JoeLongBalls mapping culture is a lot more ingrained into those games, some wads even have credits in the intermission but most have it in the idgames txt file
you don't see that much nowadays, with huge teams working on games instead of a few people and games becoming less moddable