LOL!
I'm obviously the only one so far who does get it, but that is cool! Thanks for the link to the new comic roadrage! I'll be reading that one too from now on. (My other favorite being dilbert, naturally!)
For those who don't get it, it doesn't really matter what the machine is, just that it's a talking machine claiming responsability for shutting off the power. Thus confirming his conspiracy theory, and also showin that humans weren't to blame at all.
The next comic strip kind of helps in the understanding: