The inclusion of a second referee has, arguably, made dramatic differences to the way the game is being played. Perhaps one of the greatest changes is the continued evolution of the bench.
Since unlimited interchange became limited again, a mish-mash of mobile forwards, burly props, utility players and hookers has lined the benches of NRL teams. Generally a pattern of interchange would revolve around bench forwards replacing run on forwards to give them a break, bench hookers give starting hookers a rest, while a utility player can be used to cover a number of positions if injuries occur.
However the game has changed. Whether you believe the NRL has become faster or not, it