Please post all quotes separately, so that they can be voted up/down separately. (If they are strongly related, reply to your own comments. If strongly ordered, then go ahead and post them together.)
Do not quote yourself.
Do not quote comments/posts on LW/OB.
No more than 5 quotes per person per monthly thread, please.
And indeed, mainframes & supercomputers are famous for never shutting down or doing so on timespans measured in decades and with intense supervision on the rare occasion that they do.
You all know the rules: