The Greater Toronto Area needs a gazillion dollars to fund Metrolinx, a mega mega transportation system of light rail, commuter trains, subways, highways, roads, and bicycle paths designed to reach every ward in an 8,000 square kilometre operating region approaching six million people. It will cost more than governments can afford, say its government backers. The answer, the backers say, is a toll road system that extends across the GTA and finances the transit megaproject. I have a better idea. Install the GTA-wide toll road system and scrap Metrolinx. Once roads are tolled, the population growth that is now projected...