"This is a heads up for a change to the HTML5 media elements that may break existing usage. If you use 'video' or 'audio' then you may need to make changes to the way you serve your media resources..."

"The video element is used to embed video content in an HTML or XHTML document. The video element was added as part of HTML 5..." -- See also:
*Audio
*Using geolocation

"It was announced at the Firefox Plus summit today that Firefox will include native Theora and Vorbis support for the HTML 5 media elements. So and will support those codecs built into Firefox itself..."

"...We're not here to solve Microsoft's problems. Microsoft's solution is for web standards developers to carry the burden of its browser failings. That is unacceptable for us, as web standards developers. Web standards development is browser agnostic. For open standard to flourish, we have to be independent of the browser vendors..."

Government, state and regional agencies, authorities and services may also publish in other formats, but they must always publish in one of these formats. The decree is retroactive, and by 2014 all documents published prior to this decree must have been converted and made available in one of the three formats.

"...Firefox and Opera will support a new HTML tag specifically for embedding video in Web pages. [...] If video encoded in Ogg Theora plays directly in the browser..."

"Those who haven’t left the planet in the last year have at some point heard of HTML 5, the new improved language that will likely power the Web in the coming years. One of the many great features it sports, which will be of interest to free formats enthusiastics, is the multimedia elements: 'video' and 'audio'..."