Very interesting listen...Stan Sudol on the board. Super brief mention of ROF at 16 min by Stan but the interviewer did not bite.
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http://tvo.org/video/programs/the-agenda-with-steve-paikin/toronto-mining-capital-of-the-world
Toronto: Mining Capital of the World
About this Video
Ask yourself: what's the most important mining city in Ontario? Sudbury? Timmins? You could argue, it's Toronto, where almost 60 per cent of all publicly-traded mining companies in the world are listed on the Toronto Stock Exchange and the TSX-Venture Exchange. And while all that may be well known to those in the business world, it's far from widely appreciated beyond that. The Agenda discusses how Toronto rose to be a mining capital.
Toronto: Built on Mining; Problems With Mining Abroad