Many years ago, my mom worked in an office building on a side street that ran parallel to a busy main road. The problem was getting onto that main road. The connecting street was so close to a major intersection that it only took a few cars waiting at the traffic light to block anyone trying to get out. During rush hour, getting home from work could be an exercise in patience, especially when you could see the road you needed to be on but couldn't get to it. Eventually, someo