That's an indicator that Canada isn't addicted to cigarette taxes like the U.S. seems to be. That, and they realize that vaping produces a much lower financial hit than smoking to the national healthcare plan Canada has. The U.S. would change its tune if we could pass national healthcare plans. They'd see the light.
US High Cigarette Taxes are Leading to a Thriving Black Market
I think the bigger problem is when a tobacco company gives someone $100,000 in campaign donations, where buying politicians in Canada is illegal.