Most of us know at least one person whose life revolves around microbrews and seasonal ales, a friend or co-worker who uses words like "malty" and "earthy" and "mouthfeel" with insufferable frequency. It seems that a prerequisite for being a craft beer aficionado is the ability to assume — in the face of overwhelming evidence to the contrary — that every person you come in contact with wants to hear about the surprisingly complex India pale ale you had over the weekend.