svoid lastRunTable_addProgramTitles(L<SS> l) {
  new HashSet<S> needed;
  for (Map m : l) {
    if (eq(m.get("Title"), "?")) {
      S id = getString(m, "Program ID");
      S title = getSnippetTitle_cached_probe(id);
      if (title != null)
        m.put("Title", title);
      else
        needed.add(id);
    }
  }
  if (empty(needed)) ret;
  getSnippetTitles_verbose = true;
  SS titles = getSnippetTitles(needed);
  for (Map m : l) {
    S id = getString(m, "Program ID");
    if (eq(m.get("Title"), "?") && titles.containsKey(id)) {
      S title = titles.get(id);
      getSnippetTitle_cached_put(id, title);
      m.put("Title", title);
    }
  }
}