13 Nevertheless, in spite of this wise and spontaneously taken decision, those responsible showed themselves incapable of carrying it into effect and it appeared that the producers and the operators were not disposed to stand by the principles to which they had bound themselves. Since, therefore, the above-mentioned undertaking proved to have but slight effect and since the parade of vice and crime continued on the screen, the road seemed almost closed to those who sought honest diversion in the motion picture.
Source: Vigilanti Cura (Vatican.va)