Well Ubuntu is the messiah of the open source world, it seems though they are breaking their own heads by using (hold your breath) proprietary Forum Software (Vbulletin) which is very un-opennish in nature on their Forums. Common ubuntuans,theres always the pengun ish phpBB as the savior..
Digg here to support PhpBB Digg - Ubuntu uses Paid Forum Software
Digg here to support PhpBB Digg - Ubuntu uses Paid Forum Software