diff --git a/hw/comp/cpu/apple/m3.txt b/hw/comp/cpu/apple/m3.txt
index 42c794f79..e07eed230 100644
--- a/hw/comp/cpu/apple/m3.txt
+++ b/hw/comp/cpu/apple/m3.txt
@@ -1,2 +1,3 @@
 2023
+https://www.ixbt.com/news/2023/10/31/soc-apple-m3-pro-gpu-m2-pro.html
 https://www.ixbt.com/news/2023/10/30/apple-5-intel-soc-m3-m3-pro-m3-max.html
diff --git a/hw/comp/tablet/apple.txt b/hw/comp/tablet/apple.txt
index 3497b6ee6..2e0b3324f 100644
--- a/hw/comp/tablet/apple.txt
+++ b/hw/comp/tablet/apple.txt
@@ -1,3 +1,7 @@
+2023
+AntonOreshkin - Why iPad is Ideal for Learning of 16:46
+    https://www.youtube.com/watch?v=eEKDkobxYDE
+    ! Good Notes 6
 2022
 https://overclockers.ru/hardnews/show/117284/apple-ipad-air-primeril-processor-m1-i-obzavelsya-podderzhkoj-5g
     ! air - 600 USD
diff --git a/net/proto/torrent/docs/presentations.txt b/net/proto/torrent/docs/presentations.txt
new file mode 100644
index 000000000..53bb4d8b8
--- /dev/null
+++ b/net/proto/torrent/docs/presentations.txt
@@ -0,0 +1,5 @@
+2023
+AlekOS
+    https://www.youtube.com/watch?v=OOBpoSoezOo
+    ! seed - client who own a whole file
+    ! leech - who don't own a whole file
diff --git a/os/linux/nixos/features/boot/secureboot.txt b/os/linux/nixos/features/boot/secureboot.txt
index cf1ba6b86..0e99d5fe2 100644
--- a/os/linux/nixos/features/boot/secureboot.txt
+++ b/os/linux/nixos/features/boot/secureboot.txt
@@ -1,3 +1,6 @@
 2023
+TechSupportOnHold - Secure Boot On NixOS - Lanzaboote 0:00 of 8:21
+    https://www.youtube.com/watch?v=sbG1ENGWoIg
+    https://github.com/nix-community/lanzaboote
 FOSDEM 2023 - Secureboot for nixos 0:00 of 18:16
     https://www.youtube.com/watch?v=avI8-8itxdM
diff --git a/os/linux/nixos/features/el/docs/presentations.txt b/os/linux/nixos/features/el/docs/presentations.txt
index 9af15ef42..00729127c 100644
--- a/os/linux/nixos/features/el/docs/presentations.txt
+++ b/os/linux/nixos/features/el/docs/presentations.txt
@@ -1,4 +1,7 @@
 2023
+vimjoyer - Nix Language Explained of 8:52
+    https://www.youtube.com/watch?v=UgrwoAGSPOQ
+    ! nix-instantiate --eval "...expr"
 JakeHamilton - Nix From Nothing | Let's Learn Nix & NixOS! of 1:06:35
     https://www.youtube.com/watch?v=t8ydCYe9Y3M
     ! $ echo 42 > example.nix
diff --git a/os/nas/casaos.txt b/os/nas/casaos.txt
index 348b54782..a6e58807d 100644
--- a/os/nas/casaos.txt
+++ b/os/nas/casaos.txt
@@ -1,9 +1,15 @@
 https://casaos.io/
+    CasaOS is open-source and free. The applications in CasaOS also come from the open source community, most of which are free.
+    But it must be noted that some applications also provide value-added services which may incur a fee.
+
 https://github.com/IceWhaleTech/CasaOS
 
 https://wiki.casaos.io/en/get-started
 
 2023
+Steves Tech Stuff - CasaOS Effortless Home Server Deployment 0:00 of 7:16
+    https://www.youtube.com/watch?v=O8ydMeS_Zvs
+    ! we can even rebuild apps from UI
 https://www.virtualizationhowto.com/2023/08/casaos-best-home-server-operating-system/
 Gosh-Its-Arch - Own your data - Self hosted at home with docker done easily 0:00 of 8:12
     https://www.youtube.com/watch?v=6QssHqatJZg
diff --git a/pl/go/tools/performance/bench/articles.txt b/pl/go/tools/performance/bench/docs/articles.txt
similarity index 100%
rename from pl/go/tools/performance/bench/articles.txt
rename to pl/go/tools/performance/bench/docs/articles.txt
diff --git a/pl/go/tools/performance/bench/docs/presentations.txt b/pl/go/tools/performance/bench/docs/presentations.txt
new file mode 100644
index 000000000..3ffd64f68
--- /dev/null
+++ b/pl/go/tools/performance/bench/docs/presentations.txt
@@ -0,0 +1,3 @@
+2023
+Slurm - Lihachev - Go Benchmarks and Optimisations 0:00 of 1:09:46
+    https://www.youtube.com/watch?v=DDRQg3sWnT8