That's just too bad. The building we live in will be shutting down power for some electrical maintenance tonight. Why do I care ? Well, because I have this trusty OpenBSD Firewall that's been humming along in a closet forever. Well, not forever, but almost.
[root@dorsk root]# uname -a ; uptime
OpenBSD dorsk.bc.ectoplasm.org 3.7 GENERIC#50 i386 11:59PM
up 784 days, 10:51, 1 user, load averages: 0.86, 0.64, 0.48
[root@dorsk root]# shutdown -p -h now
*** FINAL System shutdown message from email@example.com
*** System going down IMMEDIATELY
System shutdown time has arrived
Oh well, can't be helped. Go OpenBSD, GO!