static bool cereproc_printPageLoads;

static File cereproc_silent(S voice, S text) {
  text = trim(text);
  if (empty(text)) null;
  File file = cereproc_file(voice, text);
  if (!file.exists()) {
    O anim = miniLoadingAnim("Speaking...");
    try {
      S url = getSoundURLCereproc(text, voice);
      if (cereproc_printPageLoads)
        print("CEREPROC: " + text);
      
      saveBinaryFile(file, loadBinaryPageSilently(url));
    } finally {
      disposeWindow(anim);
    }
  }
  ret file;
}