Underhill thinks Carr will be Saints starter [mod edit: Moore-Carr meeting went well; Saints plan is to keep Carr in 2025 & figure out contract]

It is... Only three QB has had any success post 35. Brees, Brady, and Rodgers. Everyone else had an immediate decline.
I would say Rivers did okay. Manning was over 34 when he had that magical 2013 year. Palmer was 34 in 2015? Oh, and let's not forget the legendary journeyman Ryan Fitzpatrick.