Two decades after barbecue kingpins Vince Staten and Greg Johnson published their ode to the top 100 barbecue joints around the United States, they have logged thousands more miles--and at least as many rib racks--in their quest to monitor, taste, and even create the very best. Part travel guide, part recipe book, REAL BARBECUE is really a celebration of a way of life, peppered with such sage advice as, "A man that won't sleep with his meat don't...