Wasn't pre-caching already on Firefox? https://developer.mozilla.org/en/Link_prefetching_FAQ https://developer.mozilla.org/en/Link_prefetching_FAQ I remember t

Wasn't pre-caching already on Firefox? https://developer.mozilla.org/en/Link_prefetching_FAQ https://developer.mozilla.org/en/Link_prefetching_FAQ I remember this had its controversy quite some time ago. I'm glad Chrome is taking it seriously, but I wonder what happened with the old implementation. (Note that the markup was <link rel="prefetch"> and now is <link rel="prerender">)