Update over_the_wire.md

Author: oblomov-dev

docs/advanced/technical/over_the_wire.md

@@ -32,24 +32,6 @@ In contrast, with Over-the-Wire:
 
 This shifts the responsibility for UI rendering back to the server, simplifying the frontend layer.
 
-## How does it differ from Single Page Applications (SPA)?
-
-```mermaid
-flowchart TD
-    subgraph SPA Approach
-        A1(User Action) --> B1(Frontend requests Data via API)
-        B1 --> C1(Server responds with JSON)
-        C1 --> D1(Frontend renders UI dynamically)
-        D1 --> E1(Display in Browser)
-    end
-
-    subgraph Over-the-Wire Approach
-        A2(User Action) --> B2(Frontend requests UI Fragment)
-        B2 --> C2(Server responds with HTML fragment)
-        C2 --> D2(Browser inserts HTML directly)
-    end
-```
-
 ## Benefits of Over-the-Wire for Business Applications
 
 - **Reduced Frontend Complexity**: No need for heavy JavaScript frameworks or complex build pipelines.