When commentating on a match involving South Africa in the 1990's the dulcet tones of the legendary Bill McLaren said: "When they get going, it's like watching cattle stampede. Huge fellows who thunder around the paddock like mad rhinos."
That's what it must have felt like for Wales' forwards on Saturday who were brushed aside ruthlessly by an Ireland pack who seemed to get over the gain-line at will.
Amid all the attempts to second guess Warren Gatland's selection for Wales' trip to face a rejuvenated Scotland at Murrayfield on Saturday, the one area of improvement which is non-negotiable is the front five.