diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 86e8fa1..7d4c4c3 100755
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -13,12 +13,12 @@
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Semester 7/INKOM/Vorlesung 10.md",
+                "file": "Semester 7/REDIG/Vorlesung 9.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "Vorlesung 10"
+              "title": "Vorlesung 9"
             }
           }
         ]
@@ -78,7 +78,8 @@
       }
     ],
     "direction": "horizontal",
-    "width": 300
+    "width": 300,
+    "collapsed": true
   },
   "right": {
     "id": "ea490c4c2ec9782b",
@@ -154,6 +155,16 @@
           {
             "id": "39fdad3bb114f09d",
             "type": "leaf",
+            "state": {
+              "type": "todo",
+              "state": {},
+              "icon": "lucide-ghost",
+              "title": "todo"
+            }
+          },
+          {
+            "id": "13deb5eaeed47996",
+            "type": "leaf",
             "state": {
               "type": "todo",
               "state": {},
@@ -162,7 +173,7 @@
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           }
         ],
-        "currentTab": 1
+        "currentTab": 5
       }
     ],
     "direction": "horizontal",
@@ -183,10 +194,13 @@
   },
   "active": "7f1ed2faf0dde1b7",
   "lastOpenFiles": [
+    "Semester 7/REDIG/Architektur.png",
+    "Semester 7/REDIG/Vorlesung 9.md",
+    "Semester 7/Medienheorie/Vorlesung 9.md",
+    "Semester 7/INKOM/Vorlesung 10.md",
     "Semester 6/Veranstaltungsplan.md",
     "Semester 7/INKOM/Untitled 1.base",
     "Semester 7/INKOM/Untitled.base",
-    "Semester 7/INKOM/Vorlesung 10.md",
     "Semester 7/Medienheorie/Hausaufgabe Speichermedien.md",
     "Semester 7/Robocup/Pain.pptx",
     "Semester 7/INKOM/präsi_2FA/2FA.pptx",
@@ -196,7 +210,6 @@
     "Semester 8",
     "Semester 7/Medienheorie/Pasted image 20251214161803.png",
     "Semester 7/INKOM/Vorlesung 8.md",
-    "Semester 7/Medienheorie/Vorlesung 9.md",
     "Semester 7/INKOM/präsi_2FA/Untitled.base",
     "Semester 7/INKOM/präsi_2FA/Untitled 8.base",
     "Semester 7/INKOM/präsi_2FA/Untitled 7.base",
@@ -219,8 +232,6 @@
     "Semester 7/INKOM/Vorlesung 2.md",
     "Semester 7/INKOM/figures/Pasted image 20251107093559.png",
     "Semester 7/Bildverarbeitung/Vorlesung 1.md",
-    "Semester 7/Medienheorie/Vorlesung 4.md",
-    "Semester 7/Medienheorie/Vorlesung 2.md",
     "Semester 6/COMARCH/Zusammenfassung/Pasted image 20250708193937.png",
     "Semester 6/COMARCH/Zusammenfassung/Pasted image 20250708193917.png",
     "Semester 6/COMARCH/Zusammenfassung/Pasted image 20250708185932.png",
diff --git a/Semester 7/REDIG/Architektur.png b/Semester 7/REDIG/Architektur.png
new file mode 100644
index 0000000..9c06f97
Binary files /dev/null and b/Semester 7/REDIG/Architektur.png differ
diff --git a/Semester 7/REDIG/Vorlesung 9.md b/Semester 7/REDIG/Vorlesung 9.md
new file mode 100644
index 0000000..13ec0de
--- /dev/null
+++ b/Semester 7/REDIG/Vorlesung 9.md	
@@ -0,0 +1 @@
+# Desi
\ No newline at end of file