I live in a country (Canada) that falls under the article's counterexamples. We have four parties in Parliament. None of them can break out of the 30s, currentl

I live in a country (Canada) that falls under the article's counterexamples. We have four parties in Parliament. None of them can break out of the 30s, currently, in terms of their polling numbers. In addition, no party has actually won a majority in 6 or 7 years.