United Rugby Championship Leinster's seismic tactical shift could bring philosophical turbulence for Ireland
View all Robbie Abel newsJacques Nienaber's arrival could spark a major change in Leinster - and Ireland's - approach.
Jacques Nienaber's arrival could spark a major change in Leinster - and Ireland's - approach.
Perhaps unwittingly, a young Razor once sparked a moment that Sir Steve Hansen now labels one of his "great learnings".