I suppose perhaps it depends on what you mean by step-dancing, universal, and shoes - but, as I say, I'm not familiar with anything quite like step-dancing from outside western Europe and N. Am.

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It seems to me that when Ottawa Valley step-dancing developed, there was no one saying You can't do this, you can't do that. More like: Look at this! Look at that! They have contests now, so they must have some kind of rules ....