safety in numbers, or awareness in numbers in european active transportation parlance,
"when pedestrians and bicyclists are a common element in the street environment, motorists are more likely to expect their presence and take the necessary precautions at potential conflict points, such as when a motorist turns right across a through bicycle lane.
quite a simple and straightforward traffic dynamic, despite the statistics not exhibiting sufficent rigor for the doubting thomases in the peanut gallery.