Urban Renewal, though not exactly a new literary creation, is the catchiest phrase in Columbus these days. The reported 81,000 showing up for his spring game in cold, drizzly weather seems to be a good litmus test of the excitement in town. Our broadcast crew of Tom Hart, Derek Rackley, and myself got 30 minutes of time with Coach Meyer in his office on Friday ... between his speaking engagement at a coaching clinic, visiting with …