static <A> A nuLike too_thinkAndReturnLastObjectOfType(Class<A> type, TransformersOnObjects too) {
  new Var<A> out;
  too.addTransformer(func(O o) {
    if (isInstance(type, o))
      out.set((A) o);
    null;
  });
  too.think();
  ret out!;
}