-* logind: listen to power-button events
- - run poweroff if no session is active
- - console session should beep when we refuse to poweroff
- - graphical sessions will show a dialog, like they do already today
- - use udev to tag input devices we want to subscribe to
-
-* journalctl /dev/sda, journalctl /usr/bin/httpd, journalctl --device=b12:8 (--device=n12, --device=+usb:1-1)