> you'll still have no idea whether or not a modelled sentience is having a sentient experience of the universe around it, or whether it's faking its responses

> you'll still have no idea whether or not a modelled sentience is having a sentient experience of the universe around it, or whether it's faking its responses mechanically Is there a difference? What is the difference? Doesn't duck typing apply here? If I act like I am sentient I am probably sentient.