[whatwg] Script preloading

[Jake Archibald]

On 31 August 2013 00:04, Ryosuke Niwa <rniwa at apple.com> wrote:

> It'll be much harder to implement a new dependency API that replies on CSS
> selectors if we care about the performance at all.
>

Where does the performance issue come from? It would only need to be
resolved once on node creation or insertion into the document (the latter
of the two). It's only used for execution, downloads can still be triggered
without resolving the selectors (eg, by a pre-scanner).