static S loadNTSnippet(S id) {
  long _id = parseSnippetID(id);
  File f = getCacheProgramFile("#1005128", _id + ".txt");
  if (f.length() != 0)
    ret loadTextFile(f);
  else {
    S s = loadSnippet(id);
    if (nempty(s))
      saveTextFile(f, s);
    ret s;
  }
}