THE idea that you can sanitise a fast physical contact sport like Rugby Union to the extent that you can totally eradicate head knocks is plain daft.
However, the idea that players should be protected from malicious or reckless blows to the head is not in any way daft, it is essential.
Unfortunately, by advising referees before this World Cup that any contact at all with the head by a tackler should be sanctioned with a yellow or red card, the World Rugby lawmakers have made a rod for their own backs, as well as that of match officials.
While safety guidelines are important what is also imp...