2010-05-10 13:07:57: Description changed to 'Remove section 7.1 which describes a hidden boolean attribute.
The ability to hide or display elements is adequately covered with CSS, via
both the visible and the display properties. The aria-hidden attribute can more properly manage accessibility. The hidden attribute is completely redundant.
HTML5-SPEC-SECTIONS [the-hidden-attribute]' [Laura Carlson]