Atlanta is long known for favoring the new to the old, a fast-moving, profit-focused city that has traditionally bulldozed historic buildings for those more shiny and modern. But to condemn both a domed football stadium and a baseball park to the wrecking ball after only two decades is over the top, even for our upscale-minded capital. First, the Atlanta Falcons deemed the 20-year-old Georgia Dome obsolete because they can’t keep pace with billionaire NFL owners outdoing each other with bigger, fancier, more ornate cathedrals for football.