diff --git a/README.md b/README.md
index bed915f..ff08fb8 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,6 @@ nix multi user, multi system, configuration with `sops` secret management, `home
 
 ## Research topics
 - Look into this for auto rotating sops keys `https://technotim.live/posts/rotate-sops-encryption-keys/`
-- Look into this for openssh known configurations https://search.nixos.org/options?channel=unstable&from=0&size=15&sort=alpha_asc&type=packages&query=services.openssh
 - Look into this for flake templates https://nix.dev/manual/nix/2.22/command-ref/new-cli/nix3-flake-init
 - Look into this for headscale https://carlosvaz.com/posts/setting-up-headscale-on-nixos/
 - https://nixos-and-flakes.thiscute.world/
@@ -50,7 +49,6 @@ nix multi user, multi system, configuration with `sops` secret management, `home
 
 ## Tech Debt
 - monitor configuration in `~/.config/monitors.xml` should be sym linked to `/run/gdm/.config/monitors.xml` (https://www.reddit.com/r/NixOS/comments/u09cz9/home_manager_create_my_own_symlinks_automatically/)
-- move applications in `defiant/services.nix` into their own modules
 - syncthing password
 ## New Features
 - offline access for nfs mounts (overlay with rsync might be a good option here? https://www.spinics.net/lists/linux-unionfs/msg07105.html note about nfs4 and overlay fs)
@@ -58,7 +56,6 @@ nix multi user, multi system, configuration with `sops` secret management, `home
 - samba mounts
 - figure out steam vr things?
 - Open GL?
-- openssh known hosts
 - rotate sops encryption keys periodically (and somehow sync between devices?)
 - zfs email after scrubbing
 - tail scale clients