The real truth is people actually avidly want
a zombie apocalypse. It gives them an excuse to do ridiculous crap without the legal trouble, blow up and shoot zombies because they're no longer considered "innocent people," and in general, act like morons as they try to grab what they can, when they can.
And yeah, looks like this is relevant too.
5 Reasons You Secretly Want a Zombie Apocalypse
I love this site.