During training camp it is often difficult to watch offensive linemen and interior defenders play and conclude with certainty who wins the battles in the trenches.
Plays are seldom finished and they are blown dead quickly. Tackling, one of the most important elements in the game, is practiced once every full moon (or so it seems) since the dawn of the new collective bargaining agreement.
Imagine Major League Baseball limiting the time players can spend in the batting cage. Isn’t tackling every bit as important to football as hitting is to baseball?