Proxmox fucks up the screen blanking, so if you have a laptop or old iMac running Proxmox you may get irritated with the screen being on all the time at the login prompt. The answer is [[https://writeloop.dev/posts/proxmox-on-a-notebook/|here]].

  * nano /etc/default/grub

  GRUB_CMDLINE_LINUX="consoleblank=300"

  * update-grub