karlcow, French Was looking for on old graph I had made 20 years ago about how tests can pass and the same time not having interop (one of the points of @bkardell recent post https://bkardell.com/blog/WPT-Dashboard.html ), but I could not find it (Eventually I will), but funny I found this about head elements used in body circa 2007 :D https://www.w3.org/2007/05/dom-head-body