Research: Toronto saw the biggest growth in tech jobs of any North American city over past five years, reflecting Canada's more welcoming stance on immigration (Joel Rose/NPR)

Joel Rose / NPR:
Research: Toronto saw the biggest growth in tech jobs of any North American city over past five years, reflecting Canada's more welcoming stance on immigration  —  Hundreds of tech workers pack an auditorium for a recent networking event in Toronto.  The evening's host glides around the room …