 Money news at 10 and 40 past the hour. Here's Tracy Jahnke. This is a Bloomberg Money Minute. Think back to when you were 19 years old. I don't even know if I knew how to use a credit card properly at 19. But Bloomberg personal finance reporter Claire Ballantyne says that's the average age Gen Z is getting into stock trading. And compared to that generation now in or just entering early adulthood, the rest of us were late bloomers.