But we haven't, not in America. Sure the rest of the world does, but we've lost most of our mass transit over the past century. Knowing you can get on a train

But we haven't, not in America. Sure the rest of the world does, but we've lost most of our mass transit over the past century. Knowing you can get on a train at 2am and make it home does play a significant role in reducing drunk driving, and can benefit people of all income levels.