It can use the game directly but if you try this with real life robots, then it is better to do neural simulation before performing an action that could result

It can use the game directly but if you try this with real life robots, then it is better to do neural simulation before performing an action that could result in injury or damage. We don't need to fall with our cars off the road many times to learn to drive on the road because we can imagine the consequences. Same thing here.