Their demo could also change goals, e.g. avoid monsters instead of shooting them, by changing some variable. I'm sure that could also be used to change goals.
What you are saying is like me losing 13kg is as impressive as having the potential to do so if only I would stop eating ice cream and too many snacks every day.
The potential to lose weight, in this context, is the original post because there was potential but it wasn't shown
This commenter is the person who lost 13kg.
The technology is not different but the demonstration is more impressive