Much of the conversation around mass transit has been what Middle Tennessee’s regional approach will look like. Another lingering elephant in the room is what mass transit will look like in downtown Nashville, and how much tolerance for pain those traveling in and out of downtown will need as the city grapples with its mobility issues.

“It’s crucial. Every time we look at a transit corridor, it feeds into the gray box and it’s like, ‘Now what do we do?’” Steve Bland, CEO of both the…