In the future we migth consider dropping the monitor process by default and rely on systemd to monitor the subprocesses instead.
Some parts of the monitor would have to be moved elsewhere, such as inotify watch on the /etc/resolv.conf, reading the config or the libnl integration. One possibility might be to let the monitor still do the global tasks such as inotify and only deprecate the pings.
We're taking baby steps towards this goal. As a first phase, we need to merge the socket activation patches Simo posted.