It does seem to be nonsense, yes. The duck test makes more sense. In the duck test, you can't claim something is an eagle if it walks and quacks like a duck. In

It does seem to be nonsense, yes. The duck test makes more sense. In the duck test, you can't claim something is an eagle if it walks and quacks like a duck. In POSIWID, however, you can't claim you intended it to be an eagle.