I think it discredits the entire review process for pipelines and tanker projects. You could spend your 24 months reviewing it, and have economists, scientists, and first nations—everybody involved—have the NEB make a recommendation and then the government completely overturns it. So if you're talking about a waste of resources and people's time, then that would be an absolutely massive one.
On May 31st, 2012. See this statement in context.