PHILADELPHIA — After 173 NFL starts, you can imagine that Andy Dalton has seen a thing or two. Andy Dalton, 38, captured the shift perfectly when asked by Eagles On SI why so many offenses have abandoned traditional coverage-based reads in favor of a straightforward 1-2-3-4-5 sequence. “Going back to early on in my career, shoot, you could get into certain formations, and you could dictate what coverages you’re going to get. “When you get into pure progressions, you’re kind of just working across the board,” the veteran said. You know exactly how you’re going to read certain things out.