This is specifically elements which are allowed in the `head` element of the document.
I recently read somewhere that for backwards compatibility reasons no new element types can be added within `head`. This causes a lot of overloading on the existing ones for elements like <link />.
I recently read somewhere that for backwards compatibility reasons no new element types can be added within `head`. This causes a lot of overloading on the existing ones for elements like <link />.
I don't have any supporting evidence though.