You may want your services to have good availability while being able to shut off and reboot your (likely power-hungry) desktop without concern. Especially for

You may want your services to have good availability while being able to shut off and reboot your (likely power-hungry) desktop without concern. Especially for DNS. Like, your system reboots for an OS update and now the rest of your the devices on your network have connectivity issues for an hour or so. Or you have a hardware issue and now you lack both the infra and the workstation so getting things up and running again becomes triply annoying.