Ireland appear revitalised by Andy Farrell's subtle tweaks to their system

Since stepping into Joe Schmidt’s role after the World Cup, Farrell has altered Ireland’s gameplan for the better without feeling the need to make sweeping changesI was not at all surprised to hear Andy Farrell talking about the importance of “Irishness” this week. It is something I picked up on before the start of the tournament when Farrell was repeatedly talking about how Ireland had to stand for something. In other words what was their raison d’etre? International rugby is so congested at the top. On any given day, anyone is capable of beating anyone else and the Six Nations is even tighte…