[whatwg] Selectors within <style scoped>

On 6/17/11 1:15 AM, Roland Steiner wrote:
> Nitpick: prefixing :scope is only equivalent to limiting selector
> matching to the current scope iff there is no ancestor scope.

Ancestor scope defined how?

For a scoped stylesheet, there is only one scope, I would think: the 
parentNode of the <style> element.

-Boris