Kirk Cousins is trying to learn about his new teammates, just like the Falcons are trying to adapt to their old-soul, dad-joke cracking quarterback. The 35-year-old Cousins wants to learn from the youngsters on the Falcons roster. If you want to be an effective team leader, you have to pick up on the pop culture references or know which rappers are the top rated on the Spotify account. It’s the type of intel you need when you’re a married father of two young boys and you’d rather try a new Texas Roadhouse than any hip club in Atlanta. Reporters recently asked Cousins about what he’s learning f…