Ed Coughlan: Hurling's gripes with new rules are nothing but teething problems

Some rules are there for the protection of the player, and these are infused into the game without much fuss. Others are more contentious

Limerick manager John Kiely with referee Colm Lyons after the league game against Tipperary. Picture: INPHO/Morgan Treacy

Rule changes in sport are a lot like a key change in a song. They are designed to elevate and invoke a response.

The past 20 years of the GAA have been dominated by rule changes, up to and including this season.