<https://forums.iobit.com/topic/14098-latest-upgrade-of-firefox-no-longer-allows-asc-surfing-protection/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.iobit.com/topic/14098-latest-upgrade-of-firefox-no-longer-allows-asc-surfing-protection/>