By Daniel Bates On Friday night, Steelers edge rusher T.J. Watt became the seventh player in franchise history to be awarded the NFL’s Defensive Player of the Year Award. In an interview with The Spun, Watt spoke on some of the greats of Steelers past and how they’ve helped him reach the heights he has today. “I was there when James Harrison was there for a year,” Watt explained. “It was very cool to be under his tutelage and just see how he approaches the game. He shared some of his tricks of the trade with me…” “I mean, “Mean” Joe Greene… so many big-time names that came through that buildin…