GAME CHANGERS - The innovations that have made all the difference

In the light of the relaunch of the NRL season with it's brand new rules, artificial audio and high tech camera angles, we look at all the best and worst innovations in sport over the years. We also discuss why Nick is missing this week. Cast this week: James "The Professor" Rochford, Andrew "Barney" Barnett and Tommy "Tuxedo" Erskine. See omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.