Craft beer has boomed over the past few years and with it, beer-centric events new and old -- attendance at Oktoberfests has ballooned, for example. But in St. Louis, spirited beer-drinking is too established and ingrained the culture to be called just a trend. Here are thirty ("Only, thirty?" you might ask) reasons to love drinking in the Gateway City, whether you've been here for only a few weeks or your entire life. --By Riverfront Times StaffSee also: