natto : default user for okina (desktop - NixOS Unstable) natto-laptop : default user for satori (laptop - NixOS Unstable) bat : default user for remilia (Oracle VM - NixOS Unstable) spin : default user for hina (Oracle VM - NixOS Unstable) spark : default user for marisa (RPi4 - NixOS Unstable) amneesh : default user for nightbug (Workplace PC - Ubuntu 22.04)