The other day, I was walking down my alley to go to the City Market around the corner, and I stopped to talk to a former student of mine (we’ll call her “M”) who’s now a member of the Blue Suede Brigade, downtown’s boots-on-the-ground safety and hospitality personnel. As she and I are celebrating her fifth day without a cigarette (good for you, chica!), this lady in a minivan drives up the alley and stops beside us. I immediately think, “But you can’t go that way.” She tells us that she wants to drive across Main Street to get on Front Street. And while continuing straight down that alley was…