Although, as we reported earlier, the UK Government has been using RDFa for a while, the USA now joins the RDFa fold. We find in their copyright declaration:
Except where otherwise noted, third-party content on this site is licensed under a <a rel=”license” href=”http://creativecommons.org/licenses/by/3.0/us/”>Creative Commons Attribution 3.0 License</a>. Visitors to this website agree to grant a non-exclusive, irrevocable, royalty-free license to the rest of the world for their submissions to <a rel=”cc:attributionURL” property=”cc:attributionName” xmlns:cc=”http://creativecommons.org/ns#” href=”http://www.whitehouse.gov”>Whitehouse.gov</a> under the <a rel=”license” href=”http://creativecommons.org/licenses/by/3.0/us/”>Creative Commons Attribution 3.0 License</a>.

[...] an interesting twist, the White House site previously used RDFa on their Copyright Policy page to markup Creative Commons license information, but now those attributes are no longer present, [...]
28 Oct 2009 at 06:06