https://github.com/nix-community/nixpkgs-wayland
https://nixos.wiki/wiki/Sway

2021
https://github.com/nix-community/nixpkgs-wayland/issues/312
2020
https://www.reddit.com/r/NixOS/comments/g77n4m/run_sway_on_startup/
https://www.reddit.com/r/NixOS/comments/jn90gv/should_i_be_able_to_simply_upgrade_2003_to_2009/
    ! problems in KDE upgrade