There are highly sophisticated technologies/100 %accurate gadgets available. Why not utilise them to the fullest? Why should confusions/human tendencies, human errors /biased decisions by umpires/referees be allowed under name of upholding spirit of game.. Scope of umpires/referees will have to be curtailed to save the game of cricket.Their presence doing no good to the game.Their bad performance only harms the spirit of the game.