CNBC's Alex Sherman talks to former NFL quarterback Ryan Fitzpatrick, who played 17 seasons for nine different teams before becoming an analyst for Amazon's Thursday Night Football. They discuss why Fitzpatrick thinks an 18-game season is a "non-starter" with players, why players are embracing the NFL's international expansion, the rapid adoption of AI and analytics, using his Harvard connections to manage finances and investments, and what makes Amazon's Thursday Night Football coverage distinctive.