It was supposed to be all about an oil pipeline, but the memorandum of understanding that Prime Minister Mark Carney and Alberta Premier Danielle Smith signed this week looks a lot more like a major shift in energy policy.For Alberta and its oil patch, a potential bitumen line that would ship one million barrels a day to the West Coast is the obvious centrepiece. But look at all the other items in the hopper: halts to clean electricity and oil and gas emissions cap regulations, transmission and power grid upgrades, nuclear energy, artificial intelligence and carbon capture. This goes...