diff --git a/nontech/ortho/people/mazhuko.txt b/nontech/ortho/people/mazhuko.txt
index 9e8ab594a..51d8091f8 100644
--- a/nontech/ortho/people/mazhuko.txt
+++ b/nontech/ortho/people/mazhuko.txt
@@ -20,6 +20,8 @@ people
     ! his students - S.S Averintsev, V Bibihin
 
 2024
+Mazhuko - Deception of Vision of 11:31
+    https://www.youtube.com/watch?v=wRlhgeJ8V0Q
 Mazhuko - Church of Dvoechniki of 14:58
     https://www.youtube.com/watch?v=SSS2_-T9USU
 Favor - Mazhuko - Holly Samovars of 11:15
diff --git a/nontech/politics/people/gennady-m.txt b/nontech/politics/people/gennady-m.txt
index 949d79fe1..a8076b2af 100644
--- a/nontech/politics/people/gennady-m.txt
+++ b/nontech/politics/people/gennady-m.txt
@@ -20,7 +20,7 @@ USLawAndOrder - Dudnik - GennadyM - 01.08 of 1:03:31
     ! Hillary Clinton -> moved Canada Mestorozhdenie to Rosatom ???
     ! Mali, Rosatom owns KZ uran
 2023
-GennadyM - World in 24 of 57:40
+GennadyM - World in 2024 of 57:40
     https://www.youtube.com/watch?v=HGc0uaB4LqQ
     ! The Economist belongs to Anielli family - more reach than Rotshields
 GennadyM - Law of Richness p2 of 1:43:48
diff --git a/nontech/politics/people/puchkov/puchkov.txt b/nontech/politics/people/puchkov/puchkov.txt
index 7b2caf80c..28edc046e 100644
--- a/nontech/politics/people/puchkov/puchkov.txt
+++ b/nontech/politics/people/puchkov/puchkov.txt
@@ -1,3 +1,5 @@
+https://www.youtube.com/@PlayStalinHDTV/playlists
+
 2023
 Vilianov - Puchkov - IT Results of 1:27:52
     https://www.youtube.com/watch?v=8Wprcu_RPHo
diff --git a/nontech/song/guitar/jimi-hendrix.txt b/nontech/song/guitar/jimi-hendrix.txt
index c74129e70..aaf73c514 100644
--- a/nontech/song/guitar/jimi-hendrix.txt
+++ b/nontech/song/guitar/jimi-hendrix.txt
@@ -1,5 +1,11 @@
 https://www.youtube.com/channel/UCEqrtYLjy1o4hvaUI0J530w
 
+2022
+Kinoryba - Jimi Hendrix Experience - 1 - Electric Ladyland of 16:10
+    https://www.youtube.com/watch?v=PoCZtG8SvCk
+2019
+Guitar Piligrim - Why Jimi Hendrix is a Great Guitarist
+    https://www.youtube.com/watch?v=_bzwknzTCL0
 1970
 The Jimi Hendrix Experience - Voodoo Child (Slight Return) (Live In Maui, 1970) of 6:14
     https://www.youtube.com/watch?v=qFfnlYbFEiE
diff --git a/os/linux/nixos/integration/security/secret/sops-nix.txt b/os/linux/nixos/integration/security/secret/sops-nix.txt
index 3917cb205..10c68eba7 100644
--- a/os/linux/nixos/integration/security/secret/sops-nix.txt
+++ b/os/linux/nixos/integration/security/secret/sops-nix.txt
@@ -1,7 +1,7 @@
 https://github.com/Mic92/sops-nix
 
 2023
-vimjoyer - NixOS Secrets Management | SOPS-NIX of 6:34
+Vimjoyer - NixOS Secrets Management | SOPS-NIX of 6:34
     https://www.youtube.com/watch?v=G5f6GC7SnhU
     https://github.com/vimjoyer/sops-nix-video
         mkdir -p ~/.config/sops/age/
@@ -138,5 +138,11 @@ vimjoyer - NixOS Secrets Management | SOPS-NIX of 6:34
 2022
 https://bmcgee.ie/posts/2022/11/getting-nixos-to-keep-a-secret/
 
+????
+https://notes.tiredofit.ca/books/linux/page/new-deployment-checklist
+    Copy output of above ssh-to-age command to /root/.config/sops/age/keys.txt
+    Make sure file is owned by root:root and can only be read (chmod 400)
+
+
 samples
 https://github.com/krupkat/gcp-nixos/blob/main/howto.md
diff --git a/security/ssh/features/controlmaster.txt b/security/ssh/features/controlmaster.txt
new file mode 100644
index 000000000..8dff7dce1
--- /dev/null
+++ b/security/ssh/features/controlmaster.txt
@@ -0,0 +1,2 @@
+2006
+https://www.linux.com/news/accelerating-openssh-connections-controlmaster/