Part of the process that helps determine the fates and ad rates for television shows in North America has remained essentially unchanged for decades. Thousands of television viewers across Canada and the United States pick up their pencils or pens and sit down with a paper booklet. They fill in the blanks with the names of the shows they watched recently, and then pop the booklet in the mail. In Canada, BBM Analytics organizes and analyzes the answers, which are combined with electronic...