When you say...
"The normal assumption that 100% of the bitumen in the tar sands will be removed in the foreseeable future, down to the last liter?"
People eyes glaze over. As if you are talking in a foreign language. I'd bet at least 65% of Canada don't even know what Bitumen is.
I have much more faith in normal people's intelligence than you do, tt.
After what we witnessed with the Ford brothers popularity in Toronto and his catchy soundbites, all bets are off in normal people's intelligence. Olivia Chow trried to appeal to normal people's intelligence in the mayor race, by explaing her policies. But catchy soundbites & slogans trumpted long explanations, as Olivia came in third.