Sean Lawson makes about 100 barrels a year of some 30 "brands" of beer in his garage-like outpost outside his Vermont home, the origin of much-sought-after Lawson's Finest Liquids. Put in perspective, one finished batch of No. 9 at Magic Hat's Burlington digs make 150 barrels. And yet, Lawson's had one of the longest lines at last weekend's Vermont Brewers Festival, snaking from his taps to along the festival's outer fencing...