Lillyman is bang on the money. They've gone further than they needed to. All that was required to limit risk of seriously injury is to properly enforce the high tackle rule - That's it. People hit high, ban them for numerous weeks at a time.
The ban on the shoulder charge is basically a response to the NRLs own incompetence in refusing to enforce an already existing rule. That's what's profound in all of this.
If they just laid down the f**king law with high tackles there would be no rhyme or reason to get rid of the shoulder charge, because it's only a problem when high as reiterated throughout the thread and by many of the players.
http://www.youtube.com/watch?v=9wq_PL-GDTI
this is the refereeing we can expect in a few years. The fans are going to make sure that it turns into Rugby like refereeing, as all teams coaches and fans, whether they agree with the ban or not, will be putting every tackle under the microscope and calling for bans and punishment for tackles like the above
^ Listen to the commentators. That's the NRL in 5 years. Players being banned for not "wrapping"(ie hugging)