Add extra imgs

slides/content.md

-### Programme
+### Table of Contents
 
 * Networking & NFtables basics
 * How to debug network problems
@@ -639,7 +639,10 @@ apk:
 
 ## High-End Desktop/Server
 
-*Foto server ribis here*
+<div style="display: block; margin: 0 auto">
+    <img src="assets/server_1.png" style="max-width:15%" />
+    <img src="assets/server_2.png" style="max-width:35%" />
+</div>
 
 * Cost: 100-2000€
 * Computing power: High
@@ -655,6 +658,19 @@ apk:
 * Use a combination of Home+Cloud
 * Use spot/preemptible cloud VMs<br>(this depends on the workload)
 
+---
+
+## Is there such a thing a too much hardware?
+
+---
+
+# NO
+
+<div style="display: block; margin: 0 auto">
+    <img src="assets/rack_1.png" style="max-width:35%" />
+    <img src="assets/rack_2.jpg" style="max-width:22%" />
+</div>
+
 ----
 
 # Internet connection technologies