Apple is on record as opposing the spec. https://lists.webkit.org/pipermail/webkit-dev/2012-December/023050.html https://lists.webkit.org/pipermail/webkit-dev/2

Apple is on record as opposing the spec. https://lists.webkit.org/pipermail/webkit-dev/2012-December/023050.html https://lists.webkit.org/pipermail/webkit-dev/2012-December/... A bit more context here http://www.quirksmode.org/blog/archives/2015/02/tired_of_safari.html http://www.quirksmode.org/blog/archives/2015/02/tired_of_saf...