Comeback Town is an opinion column exploring all things Birmingham. It is coordinated by David Sher. Today’s guest columnist is Eric Thomas. If you care about Birmingham’s future, subscribe to ComebackTown newsletter By Eric Thomas What if you could land at Birmingham-Shuttlesworth International Airport, step outside, and hop on a tram that carried you straight into the heart of the city — through Uptown, the Civil Rights District, the Parkside, UAB, Five Points, Lakeview, and back again?