Too much work for 30ms speedup. However link preload seems to be golden. But what is preload vs prefetch? Ah firefox will only prefetch when the browser is i

Too much work for 30ms speedup. However link preload seems to be golden. But what is preload vs prefetch? Ah firefox will only prefetch when the browser is idle. So we have to wait for preload support. http://caniuse.com/#feat=link-rel-prefetch http://caniuse.com/#feat=link-rel-prefetch http://caniuse.com/#feat=link-rel-prerender http://caniuse.com/#feat=link-rel-prerender http://caniuse.com/#feat=link-rel-preconnect http://caniuse.com/#feat=link-rel-preconnect (doesn't work as of 10/2015) http://caniuse.com/#feat=link-rel-preload http://caniuse.com/#feat=link-rel-preload http://www.w3.org/TR/preload/#introduction http://www.w3.org/TR/preload/#introduction