If he loses less then you, you should let him manage the negative family capital. You should be proud that your son is better than you. Should Baron not allow TTT only to post in Chit chat? That's the perfect place for him, and for his son.
Open a real account and start trading. Within 24 hours you will be either in heaven or in hell. And all the questions will be answered.
then you have to try. I would only dream that my children follow same career path and become traders.
I did the same till I realized that it is not important what I dream, but what THEY dream about as career. I changed from pushing them to informing them with all my life experiences and ideas. They are smart and old enough to decide themselves. And making a mistake is human and normal. That's how they build up their own life experience.
This is not real life trading. It is only a simulation. You will realize if he has a gift or not when he enters the life thing. If you are confident in his abiities, give him a $1000 and see if he has a gift or not. What do you think people? Can he really have a gift?