Dan Pitcher, who has been watching Joe Burrow for so long on a screen that it was as if he had become one of those well-worn TV character actors, didn’t have to wait long.Pitcher, the Bengals’ first-year quarterbacks coach, got to work in person with Burrow for the first time Friday (not counting a few attaboys at the NFL scouting combine back in February) and you’d have to say he saw what he wanted to see.