--- /dev/null
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
+<link rel="stylesheet" href="style.css" type="text/css"/>
+<script src="code.js" type="text/javascript"></script>
+
+<h1>Simpler example of modification</h1>
+
+<pre>
+┌─────────────┐http┌────────────┐ ┌────────────┐
+│ cloud image │───▶│ xz filter │───▶│ nbdkit │
+└─────────────┘ └────────────┘ └────────────┘
+
+ ◀─── virt-sparsify --in-place
+
+ ◀─── <b>virt-customize</b>
+ to deactivate cloud-init
+
+ ◀─── <b>virt-customize</b>
+ to modify /etc/motd
+ ┌───────────┐
+ ───▶ qemu-img convert ────▶│ local.img │
+ └───────────┘
+</pre>