Second-guessing is a big part of picking NFL games. Last week was a prime example. A 9-7 record is fine, but it felt as if it could’ve been 12-4 had a few big plays gone my way, especially after a 3-0 start on Thanksgiving. The NFL and NBC are going to feel as if they missed an opportunity this week, too. Kansas City-Cincinnati. Miami-San Francisco. Tennessee-Philadelphia. Jets-Minnesota. Week…