On Wednesday, the Australian government said it would allow the blocking of foreign websites that offer illegal downloading and streaming, the same day that the file-sharing website Pirate Bay was taken offline after a raid by Swedish police. They’re only two of the latest headlines about an international issue that also affects the Canadian TV industry. But despite its high profile, the extent of the problem is, perhaps surprisingly, hard to detail. For various reasons, it’s hard to determine how much piracy is actually going on, Duncan Stewart, Deloitte Canada’s director...