An even better question is why did he pay off the debt. With the status of inflation and rates at present, it's infinitely smarter to keep the debt and reinvest

An even better question is why did he pay off the debt. With the status of inflation and rates at present, it's infinitely smarter to keep the debt and reinvest the profits from the GME trade. He's clearly talking about something like 20%+ interest payments on credit cards but mortgage rates that can be outpaced by bond investments. All around, he doesn't seem like he knows how to manage his money.