lastly, the fire vellenerribility and getting out there and jeading the ading thee population was halfe size. so we have had a four to one reduction in the number of firemen in san francisco. now, technology's improved but we also now haveÑi a large proportion of our firemen live in nebraska just çóÑi -- nevadae where my brother live who is's a policeman. if there's an earthquake it will be a challenge retrieving those firemen. there should be encourages of housing policies or given choices because under state law you cannot mandate they live here but we should be encailging them through our housing policy to live in the city. >> yeah. conversely it may be to our advantage to have some of our emergency services who will not be worried about their families being trapped in san francisco during a disaster who know their house and family will be taken care of if we make good arrangements for as we haveÑi se of this in place, but probably needs to be looked at. if we make good arrangements for bringing them into the city. i think that is one of the lessons of katrina. >> yes. it was a pret