Nashville officials have begun to plan what is being described as a “cultural cluster” for the downtown neighborhood which will soon play host to a new concert hall for the Nashville Symphony. The thinking is that while a concert hall alone can be good for a neighborhood, a vibrant collection of entertainment options is better, and if all goes as planned, the new concert hall could anchor a thriving district which would include a minor league baseball park, the Country Music Hall of Fame, and a massive entertainment complex. Of course, these things cost money…