New Delhi, Feb. 14 -- There are few more exciting battles in cricket than that of a fast bowler running in full tilt at a batter who is looking to have a go. But flat tracks, modern bats, shorter boundaries, fielding restrictions and Powerplays have taken the edge of the most visceral of fights. Pace is pace but in the T20 era, the faster you bowl, the faster you disappear into the stands. The equation needs something to play the balancing role and that act is being played by the change-up delivery; the slower ball that can stop the bat swing in its tracks. And that is why almost every pacer in this generation owes a debt of gratitude to Franklyn Stephenson, who conceived the slower ball while playing for Rawtenstall in the Lancashire leagu...