I was playing on my friend's 12w23b server. He runs it on hard mode and all my villagers died before I realized it. He gave me some spawn eggs, and after a while, I finally got them to breed with someone else's help.
While waiting for the kids to grow up, the thought occurred to me and I can't drop it: Why do I want to be able to trade cookies to little kids for emeralds? It'd have to be a good amount of cookies, but still...