I&#x27;m surprised everyone is still installing to disk. In 2008&#x2F;2009, we had a POC where we ran the OS from memory after booting over PXE.<p><pre><code>   * boot a live image into memory
   * point LXD&#x2F;RKT&#x2F;Docker to &#x2F;containers
   * ...
   * profit!</code></pre>