I remember being stubborn and trying to setup eduroam at my uni library using only wpa_supplicant for a whole day. Hugely frustrating. Gave up and installed NetworkManager and it just fucking worked… my tech minimalism phase was extremely counterproductive lol
Not a gamer* but as an open source participant IRC is the main chat room technology my distro uses. All of the conversations are easily archivable and searchable due to the pure text format. Main devs can use tools like quassel to make sure they never miss an @.
*multiplayer gamer. I do play single player games.