Complex sentence: Still more, this would create another tangent to the game, in that more and more time would be set aside for the study of previous game films, a practice that over the years would greatly enhance the batting ability of most players.
Split into simpler sentences: Still more, this would create another tangent to the game, in that more and more time would be set aside for the study of previous game films. A practice that over the years would greatly enhance the batting ability of most players.