Are these trailers big/bulky/scary enough to convince someone driving a car or truck to finally pass a bike safely (i.e. by changing lanes completely rather tha

Are these trailers big/bulky/scary enough to convince someone driving a car or truck to finally pass a bike safely (i.e. by changing lanes completely rather than whizzing by?). If so, it might be a useful addition for cyclists who want to drive in a car lane without getting run over.