As a cyclist, I doubt that I am alone in my strong dislike of city buses. They are enormous. They make frequent stops and wide turns. They have sizable blind spots. And their operators - overwhelmed with countless stimuli and the stress of keeping to a schedule - don't always notice cyclists in their path. All in all, it seems reasonable to be wary of these vehicles, and prudent to keep away from them whenever possible.But as most fears, mine is not based on such rational ideas. What frightens me are things like the "heavy breathing." I will be riding along, when suddenly there is the sound of...