I agree with what you say that their appearances and behavior do not seem to fit the role, but that is part of the narrative that plays into the interests of Sa

I agree with what you say that their appearances and behavior do not seem to fit the role, but that is part of the narrative that plays into the interests of Sam Bankman and company that will help them get lighter sentences. Their image as kids playing League of Legends who were trying to make money to give it away benefits them a lot.