static O defaultDefaultClassFinder() {
  ret new F1<S, Class>() {
    public Class get(S name) {
      // special invocation to find main class irrelevant of name
      if (eq(name, "<main>")) ret mc();
      
      try object Class c = findClass_fullName(name);
      
      if (startsWithAny(name, "loadableUtils.utils$", "main$", mcDollar()))
        for (S pkg : ll("loadableUtils.utils$", mcDollar()))
          try object Class c = findClass_fullName(pkg + "$" + afterDollar(name));
      null;
    }
  };
}