For me, these are mutually exclusive things and it is not clear how the ability to trade and at the same time the complete lack of money for trading can be combined. Maybe things are different, he just thinks he knows how to trade, but in fact he's just a loser who lost a deposit.
Based on my experience analyzing PAMM accounts, I can say for sure that you don't have to be a successful trader to manage other people's money. In fact, it's often the opposite. It's a paradox