Headings in sections

Some observations on headings in sections elements in HTML.
Below demonstrates that the h1-element adjusts it’s appearance level based on the section element. This is conform the standard. It is behaving like the h-element as I remember it being proposed with XHTML2. When inspecting the attributes in Firefox’s accessibility inspector, however, the level attribute is still equal to the element’s number. Also, this increase in appeared header-level doesn’t change for h2-elements and up.
Example
h1 in div-element
h2 in div-element
h3 in div-element
h1 in section-element
Not all h1 are equal
h2 in section-element
Notice h...