Internet Explorer will display it as a block, though you can't seem to be able to further control the style.
-# Validator complains about no h1-h6 in header
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-* [#509](http://bugzilla.validator.nu/show_bug.cgi?id=509)
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## Time element
The [time element](http://www.whatwg.org/specs/web-apps/current-work/multipage/text-level-semantics.html#the-time-element) ideally needs the datatime= attribute set by a template variable with what [HTML5 defines as a valid datetime string](http://www.whatwg.org/specs/web-apps/current-work/multipage/infrastructure.html#valid-global-date-and-time-string).