diff --git a/enter/.obsidian/plugins/recent-files-obsidian/data.json b/enter/.obsidian/plugins/recent-files-obsidian/data.json
index 399ebf4..780f9f7 100644
--- a/enter/.obsidian/plugins/recent-files-obsidian/data.json
+++ b/enter/.obsidian/plugins/recent-files-obsidian/data.json
@@ -1,5 +1,17 @@
 {
   "recentFiles": [
+    {
+      "basename": "Typewriter Keys",
+      "path": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Typewriter Keys.md"
+    },
+    {
+      "basename": "Related Projects",
+      "path": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md"
+    },
+    {
+      "basename": "gx6750",
+      "path": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/gx6750.pdf"
+    },
     {
       "basename": "Trunked  Radio",
       "path": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md"
@@ -187,18 +199,6 @@
     {
       "basename": "Arduino Example Blink",
       "path": "Machine Tips (Quantum)/Project Vault/Constructions/Hardware/Arduino Example Blink.md"
-    },
-    {
-      "basename": "1. First Step is Matrix Math",
-      "path": "Machine Tips (Quantum)/Math/1. First Step is Matrix Math.md"
-    },
-    {
-      "basename": "Linear Algebra Basics",
-      "path": "Machine Tips (Quantum)/Math/Linear Algebra Basics.md"
-    },
-    {
-      "basename": "Math Software",
-      "path": "Machine Tips (Quantum)/Math/Math Software.md"
     }
   ],
   "omittedPaths": [],
diff --git a/enter/.obsidian/workspace.json b/enter/.obsidian/workspace.json
index b59067b..b3b1292 100644
--- a/enter/.obsidian/workspace.json
+++ b/enter/.obsidian/workspace.json
@@ -13,7 +13,7 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md",
+                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Typewriter Keys.md",
                 "mode": "source",
                 "source": false
               }
@@ -94,7 +94,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md",
+                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Typewriter Keys.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -111,7 +111,7 @@
             "state": {
               "type": "outgoing-link",
               "state": {
-                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md",
+                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Typewriter Keys.md",
                 "linksCollapsed": false,
                 "unlinkedCollapsed": true
               }
@@ -134,7 +134,7 @@
             "state": {
               "type": "outline",
               "state": {
-                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md"
+                "file": "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Typewriter Keys.md"
               }
             }
           }
@@ -163,6 +163,9 @@
   },
   "active": "8e9d3d68e001a832",
   "lastOpenFiles": [
+    "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md",
+    "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/gx6750.pdf",
+    "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Trunked  Radio.md",
     "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/RemoteTX.md",
     "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/Artemis.md",
     "Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/RADIO/Software/AIR.md",
@@ -187,8 +190,6 @@
     "Machine Tips (Quantum)/Physics/Particle Terms.md",
     "Machine Tips (Quantum)/Project Vault/Constructions/Hardware/About Hardware.md",
     "Machine Tips (Quantum)/Project Vault/Constructions/Hardware/Spark Gap Physics.md",
-    "Machine Tips (Quantum)/Project Vault/Constructions/Hardware/Potentiometers & Analog SerialReader.md",
-    "Machine Tips (Quantum)/Project Vault/Constructions/Hardware/Photonic Chips.md",
     "Coding Tips (Classical)/Project Vault/About Obsidian/imgFiles/Pasted image 20231022162536.png",
     "Machine Tips (Quantum)/Project Vault/Constructions/3D printing",
     "Coding Tips (Classical)/Project Vault/Current Occupations/Manhattan Youth/week 5 web design",
@@ -209,7 +210,6 @@
     "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/img/boardmarker-red.png",
     "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/img",
     "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/plugin (copy).js",
-    "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/plugin.js",
-    "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/style.css"
+    "Coding Tips (Classical)/Project Vault/About Obsidian/Slides & Tools/export/Slides/plugin/chalkboard/plugin.js"
   ]
 }
\ No newline at end of file
diff --git a/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md b/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md
index 3f154e9..00c997f 100644
--- a/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md	
+++ b/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/Related Projects.md	
@@ -11,4 +11,5 @@
 - This[ arduino code](https://github.com/artillect/serial-typewriter/blob/main/serial-typewriter.ino) for serial input 
 - 6 Channel Logic [analyzer](https://hackaday.io/project/1633/gallery#2033d0fe971a49370cf4122687ad3379) for arduino 
 - FGPA [LED matrix on Beaglebone](https://bikerglen.com/projects/lighting/led-panel-1up/)
-	- [youtube](https://www.youtube.com/watch?v=OIyI8KaPdwk) video 
\ No newline at end of file
+	- [youtube](https://www.youtube.com/watch?v=OIyI8KaPdwk) video 
+- Another  relevant youtube ![video](https://www.youtube.com/watch?v=9lUhDo7euPs&ab_channel=CathodeRayDude%5BCRD%5D)
\ No newline at end of file
diff --git a/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/typewriter Keys.md b/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/typewriter Keys.md
index ca2f0fb..0bd2d4d 100644
--- a/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/typewriter Keys.md	
+++ b/enter/Coding Tips (Classical)/Project Vault/Current Occupations/Communication Projects/Typewriter/typewriter Keys.md	
@@ -2,7 +2,7 @@
 
 
 - [x] Goal: Get a self-typing typewriter. 
-- [ ] Order Uno R4 Wifi 
+- [x] Order Uno R4 Wifi 
 
 
 # Materials Used
@@ -13,6 +13,8 @@
 	- Here is a [cheat sheet](https://docs.arduino.cc/tutorials/uno-r4-wifi/cheat-sheet) you may find useful 
 - 
 
+---
+
 
 #### How do the keys work?