Air blocking is the new boogeyman in NASCAR, and Kyle Busch and others would like to see NASCAR make a major change. Kyle Larson suggested it last week after Dover and Busch agreed with his Chevy teammate this week. Among all of the changes that could be made to the Next Gen car, I’m not sure that the camera and mirror would be on the top of my list of priorities. Denny Hamlin argues that he doesn’t use the camera much when air blocking, relying on his spotter instead. However, this is now two very talented Cup Series champions that have argued it is a big deal. So, who am I to disagree? Jeff …