Why didn't I think of it first? I mean, sure, we are going to need companionship on the lonely wasteland treks, so why not get something that is both "rad" and functional? Dave, over at http://foucalt.blogspot.com/2009/09/post-apocalyptic-fashion-pets-edition.html gives us three options to choose from. Rating both their coolness and utility. I'm hoping for something large, semi-sentient and mutated, but... a tiger would also be awesome.